1910: Agnes Gonxha Bojaxhiu born August 27 in Skopje, in what is now Macedonia, the youngest of three children of an Albanian builder and grocer.
1928: Becomes novitiate in Loretto order, which ran mission schools in India, and takes name Sister Teresa.
1929: Arrives in Calcutta to teach at St. Mary's High School.
1937: Takes final vows as a nun.
1946: While riding a train to the mountain town of Darjeeling to recover from suspected tuberculosis, she said she received a calling from God "to serve him among the poorest of the poor."
1947: Permitted to leave her order and moves to Calcutta's slums to set up her first school.
1950: Founds the order of Missionaries of Charity.
1952: Opens Nirmal Hriday, or "Pure Heart," a home for the dying, followed next year by her first orphanage.
1962: Wins her first prize for her humanitarian work: the Padma Shri award for distinguished service. Over the years, she uses the money from such prizes to found dozens of new homes.
1979: Wins Nobel Peace Prize.
1982: Persuades Israelis and Palestinians to stop shooting long enough to rescue 37 retarded children from a hospital in besieged Beirut.
1983: Has a heart attack while in Rome visiting Pope John Paul II.
1985: Awarded Medal of Freedom, the highest U.S. civilian award.
1989: Has a second and nearly fatal attack. Doctors implant a pacemaker.
1990: Announces her intention to resign, and a conclave of sisters is called to choose successor. In a secret ballot, Mother Teresa is re-elected with only one dissenting vote -- her own -- and withdraws request to step down.
1991: Suffers pneumonia in Tijuana, Mexico, leading to congestive heart failure, and is hospitalized in La Jolla, California.
1993: Breaks three ribs in fall in May in Rome; hospitalized for malaria in August in New Delhi; undergoes surgery to clear blocked blood vessel in Calcutta in September.
1996: November 16, receives honorary U.S. citizenship. Only the 4th person in U.S. History to receive such an Honor.
1996: Falls and breaks collarbone in April; suffers malarial fever and failure of the left heart ventricle in August; treated for a chest infection and recurring heart problems in September. Readmitted to hospital with chest pains and breathing problems November 22.
1997: March 13, steps down as head of her order.
1997: September 5, Mother Teresa dies at the Mother House in Calcutta, India at 9:30 P.M. at the age of 87.