| 1478-1834 | | Torquemada's Spanish Inquisition from before birth until age 11 |
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| 1817-1825 | | Erie canal constructed from before birth until age 2 |
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| 1817-1823 | | 1st Cholera pandemic from before birth until age 0 |
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| 1817-1824 | | James Monroe president of US from before birth until age 1 |
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| 1820-1830 | | Reign of King George IV (Hanover) from before birth until age 7 |
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| 1821-1829 | | Greek war of Independence from before birth until age 6 |
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| 1824 | | Internal Combustion Engine at age 1 |
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| 1824-1828 | | John Quincy Adams president of US from age 1 to 5 |
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| 1824 | | Erie canal finished at age 1 |
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| 1826 | | 1st railroad tunnel (England) at age 3 |
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| 1827 | | Ohms Law formulated at age 4 |
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| 1827 | | Ship's propeller (screw) at age 4 |
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| 1827 | | 1st Black newspaper Freedom's Journal at age 4 |
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| 1828 | | 1st railroad in the US at age 5 |
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| 1828-1836 | | Andrew Jackson president of US from age 5 to 13 |
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| 1828 | | 1st Webster's Dictionary at age 5 |
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| 1829-1851 | | 2nd Cholera pandemic from age 6 to 28 |
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| 1829 | | 1st US patent on a typewriter at age 6 |
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| 1830-1837 | | Reign of King William IV (Hanover) from age 7 to 14 |
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| 1830-1860 | | Underground railroad leads 100,000 slaves to freedom in US from age 7 to 37 |
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| 1830 | | Mormons (Latter Day Saints) founded at age 7 |
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| 1832 | | Horse-drawn trolleys in New York at age 9 |
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| 1833 | | Slavery abolished in British Empire (home and colonies) at age 10 |
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| 1833 | | Telegraph at age 10 |
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| 1834 | | Modern computer conceived by Charles Babbage at age 11 |
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| 1835-1842 | | 2nd Seminole War from age 12 to 19 |
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| 1835 | | Halley's Comet at age 12 |
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| 1836 | | Arkansas enters the union -25th at age 13 |
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| 1836 | | Texas war for independence from Mexico at age 13 |
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| 1837 | | Michigan enters the union - 26th at age 14 |
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| 1837-1901 | | Reign of Queen Victoria (Hanover) from age 14 to 78 |
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| 1837-1840 | | Martin Van Buren president of US from age 14 to 17 |
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| 1837 | | Depression and Panic in the US - inflation, speculation at age 14 |
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| 1838-1839 | | Forced relocation of Cherokee from age 15 to 16 |
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| 1839-1842 | | Opium war between China and the English from age 16 to 19 |
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| 1841-1844 | | John Tyler president of US from age 18 to 21 |
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| 1842 | | Chinese cede Hong Kong to the English at age 19 |
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| 1844 | | 1st telegraph line message, Washington to New York at age 21 |
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| 1845 | | Florida enters the union - 27th at age 22 |
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| 1845 | | Texas enters the union - 28th at age 22 |
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| 1845-1848 | | James K Polk president of US from age 22 to 25 |
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| 1845-1846 | | Irish Potato Famine from age 22 to 23 |
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| 1846 | | Iowa enters the union - 29th at age 23 |
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| 1846-1848 | | The Mexican-US War from age 23 to 25 |
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| 1848 | | NY allows women to own real estate at age 25 |
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| 1848 | | Wisonsin enters the union - 30th at age 25 |
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| 1848 | | 1st gold rush in California at age 25 |
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| 1849 | | Fizeau measures speed of light at age 26 |
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| 1849-1852 | | Zachary Taylor president of the US from age 26 to 29 |
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| 1850 | | World pop. est. at 1.1 billion at age 27 |
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| 1850 | | California enters the union - 31st at age 27 |
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| 1850 | | US pop reaches 23 million at age 27 |
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| 1851 | | Gold rush in Australia at age 28 |
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| 1852-1859 | | 3rd Cholera pandemic from age 29 to 36 |
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| 1853-1856 | | Franklin Pierce president of US from age 30 to 33 |
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| 1854-1856 | | Crimean War from age 31 to 33 |
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| 1857 | | Dred Scott decision: Blacks could not be US citizens at age 34 |
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| 1857-1860 | | James Buchanan president of US from age 34 to 37 |
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| 1857-1866 | | Transatlantic cable laid from age 34 to 43 |
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| 1858 | | India bill transfers government of India to England at age 35 |
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| 1858 | | Minnesota enters the union - 32nd at age 35 |
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| 1859 | | Oil Well at age 36 |
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| 1859 | | Oregon enters the union - 33rd at age 36 |
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| 1859 | | Darwin pub. Origin Of Species at age 36 |
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| 1860 | | Rifled barrel invented at age 37 |
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| 1860 | | South Carolina Secedes from the Union at age 37 |
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| 1861 | | Gold rush in New Zealand at age 38 |
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| 1861-1865 | | Abraham Lincoln president of US from age 38 to 42 |
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| 1861 | | Transcontinental Telegraph completed at age 38 |
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| 1861 | | The Apache Declare War on the US at age 38 |
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| 1861-1865 | | Confederate States of America Exist from age 38 to 42 |
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| 1861 | | Kansas enters the union - 34th at age 38 |
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| 1861-1865 | | Civil War from age 38 to 42 |
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| 1862 | | US Homestead act at age 39 |
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| 1863 | | Battle of Gettysburg at age 40 |
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| 1863-1879 | | 4th Cholera pandemic from age 40 to 56 |
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| 1863 | | West Virginia enters the union - 35th at age 40 |
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| 1863 | | Emancipation Proclamation frees southern slaves at age 40 |
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| 1864 | | Nevada enters the union - 36th at age 41 |
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| 1865 | | Lister invents Disinfection at age 42 |
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| 1865 | | President Lincoln assassinated at age 42 |
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| 1865 | | Ku Klux Klan founded at age 42 |
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| 1866 | | Walker, Mitchell 1st elected US black officials (Massachusetts) at age 43 |
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| 1866-1868 | | Andrew Johnson president of US from age 43 to 45 |
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| 1867 | | Diamonds discovered in South Africa at age 44 |
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| 1867 | | Dynamite at age 44 |
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| 1867 | | Alaska purchased from Russia at age 44 |
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| 1867 | | Nebraska enters the union - 37th at age 44 |
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| 1868-1878 | | War between Cuba and Spain from age 45 to 55 |
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| 1869 | | Financial black friday caused by attempt to corner gold at age 46 |
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| 1869-1876 | | Ulysses S Grant president of US from age 46 to 53 |
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| 1869 | | Cutty Sark built at age 46 |
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| 1869 | | Suez canal opened at age 46 |
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| 1869 | | Trans-continental railroad completed at age 46 |
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| 1870-1871 | | Franco-Prussian war from age 47 to 48 |
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| 1870 | | US black men can vote at age 47 |
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| 1870 | | 1st black US senator (Hiram Revels) at age 47 |
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| 1871 | | Great Fire destroys Chicago at age 48 |
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| 1873-1878 | | Depression, banks fail from age 50 to 55 |
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| 1873 | | Color Photographs at age 50 |
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| 1876 | | American Centennial at age 53 |
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| 1876 | | Telephone (Bell, Latimer) at age 53 |
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| 1876 | | Little Big Horn - Battle at age 53 |
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| 1876 | | Colorado enters the union - 38th at age 53 |
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| 1877-1880 | | Ruthorford B Hayes president of US from age 54 to 57 |
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| 1877 | | Wax Cylinder Musical Recordings at age 54 |
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| 1878 | | 1st commercial telephone exchange in US at age 55 |
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| 1879 | | Zulu war at age 56 |
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| 1879 | | Electric Light Bulb (Edison) at age 56 |
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| 1881-1885 | | Chester Arthur president of US from age 58 to 62 |
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| 1881 | | James A Garfield president of US at age 58 |
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| 1881 | | President Garfield assassinated (dies of med. care) at age 58 |
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| 1881-1896 | | 5th Cholera pandemic from age 58 to 73 |
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| 1884 | | Motorcycle at age 61 |
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| 1884 | | 1st subway at age 61 |
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| 1885-1888 | | Grover Cleveland president of US from age 62 to 65 |
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| 1885 | | Automobile at age 62 |
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| 1886 | | Induction Telegraph (Grandville T. Woods) at age 63 |
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| 1887 | | X-Rays (Tesla, not Rontgen!) at age 64 |
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| 1888 | | 70...77 rpm musical records at age 65 |
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| 1888 | | Great Blizzard of 1888 - 400 deaths at age 65 |
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| 1889 | | Montana enters the union - 41st at age 66 |
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| 1889 | | North Dakota enters the union - 39th at age 66 |
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| 1889 | | South Dakota enters the union - 40th at age 66 |
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| 1889 | | Washington enters the union - 42nd at age 66 |
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| 1889 | | Holerith invents the punch card at age 66 |
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| 1889-1892 | | Benjamin Harrison president of US from age 66 to 69 |
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| 1890 | | Battle of Wounded Knee at age 67 |
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| 1890 | | Idaho enters the union - 43rd at age 67 |
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| 1890 | | Wyoming enters the union - 44th at age 67 |
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| 1893-1897 | | US Financial panic, depression from age 70 to 74 |
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| 1893 | | New Zealand is 1st to grant women right to vote at age 70 |
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| 1893 | | Movies at age 70 |
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| 1893-1896 | | Grover Cleveland president of US from age 70 to 73 |
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| 1893 | | Nikola Tesla invents Radio (not Marconi!) at age 70 |
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| 1894-1895 | | Chinese-Japanese war (1) from age 71 to 72 |
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| 1894 | | Plague in Hong Kong and China - 1 million die at age 71 |
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| 1896 | | Utah enters the union - 45th at age 73 |
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| 1896 | | Supreme court approves separate but equal segregation at age 73 |
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| 1897-1904 | | William McKinley president of US from age 74 to 81 |
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| 1898 | | Spanish American 1-year war at age 75 |
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| 1899-1902 | | Boer war from age 76 to 79 |
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| 1899-1923 | | 6th Cholera pandemic from age 76 until after death |
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| 1900 | | Boxer rebellion in China at age 77 |
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| 1901 | | Max Planck formulates the Laws of Radiation at age 78 |
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| 1901 | | First British submarine launched at age 78 |
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| 1901-1910 | | Reign of King Edward VII (Saxe-Coburg) from age 78 until after death |
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| 1901 | | Commonwealth of Australia founded at age 78 |
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| 1901 | | Oil discovered in Texas in significant amounts at age 78 |
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| 1901 | | Third law of thermodynamics postulated (W. H. Nernst) at age 78 |
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| 1901 | | US President William McKinley assassinated at age 78 |
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| 1903 | | Airplane at age 80 |
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| 1903 | | Nikola Tesla patents logic gates at age 80 |
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| 1904 | | Radar at age 81 |
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| 1904-1905 | | Russian-Japanese war from age 81 to 82 |
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| 1905-1908 | | Theodore Roosevelt president of US from age 82 until after death |
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