February 25th

A jury in Jasper, Texas, sentenced white supremacist John William King to death for the dragging death of James Byrd Jr., an African-American man.
Murder of James Byrd Jr.
An Israeli doctor kills 30 unarmed Palestinians in the Mosque of Abraham. The massacre by right-wing extremist Baruch Goldstein was widely condemned, also in Israel.
Cave of the Patriarchs massacre
The Warsaw Pact is disbanded. Following the end of the Cold War, the defense treaty between 8 communist states had lost its purpose. It had been signed in 1955 as an antagonist of NATO.
Warsaw Pact
Violeta Chamorro was elected president of Nicaragua, a victory for opponents of the Sandinistas.
Violeta Chamorro
Corazon Aquino is sworn in as the 11th President of the Philippines. Aquino's presidency ended 20 years of dictatorship. She was the first female president in Asia.
Corazon Aquino
Playwright Tennessee Williams was found dead at age 71.
Tennessee Williams
Muhammad Ali becomes world heavyweight champion. Ali, who still used his original name Cassius Clay at the time, is considered one of the greatest heavyweight boxers in history.
Muhammad Ali
Soviet leader Nikita Khrushchev harshly criticized the late Josef Stalin in a speech before a Communist Party congress in Moscow.
Khrushchev Thaw
Communists took control of the government in Czechoslovakia.
1948 Czechoslovak coup d'état
The state of Prussia is dissolved. At its peak, the most important state of the German empire encompassed parts of modern-day Germany, Poland, and Russia.
Free State of Prussia
The 16th Amendment to the U.S. Constitution, giving Congress the power to levy and collect income taxes, was declared in effect.
Sixteenth Amendment to the United States Constitution
Dalai Lama flees Tibet for British India to escape Chinese troops.
13th Dalai Lama
J.P. Morgan formed U.S. Steel Corporation, the first billion-dollar corporation in the world.
U.S. Steel
Hiram Revels became the first black United States senator, taking over the term of Jefferson Davis.
Hiram Rhodes Revels
Paper currency (greenbacks) introduced in US by President Abraham Lincoln.
Greenback (1860s money)
Samuel Colt patented the first revolving barrel multishot firearm.
Samuel Colt
1st US cabinet meeting, held at George Washington's home.
Presidency of George Washington
Pius V excommunicates Queen Elizabeth I of England and absolves her subjects from allegiance to the crown.
Regnans in Excelsis