On March 11, 1862, during the Civil War, President Abraham Lincoln removed Gen. George B. McClellan as general-in-chief of the Union armies, leaving him in command of the Army of the Potomac, a post McClellan also ended up losing.

In 1918, what were believed to be the first confirmed U.S. cases of a deadly global flu pandemic were reported among U.S. Army soldiers stationed at Fort Riley, Kansas; 46 soldiers would die. (The worldwide outbreak of influenza claimed an estimated 20 to 40 million lives.)

In 1941, President Franklin D. Roosevelt signed the Lend-Lease Bill, providing war supplies to countries fighting the Axis.

In 1942, as Japanese forces continued to advance in the Pacific during World War II, U.S. Army Gen. Douglas MacArthur left the Philippines for Australia, where he vowed on March 20, “I shall return” — a promise he kept more than 2 1/2 years later.

In 1954, the U.S. Army charged that Sen. Joseph R. McCarthy, R-Wis., and his subcommittee’s chief counsel, Roy Cohn, had exerted pressure to obtain favored treatment for Pvt. G. David Schine, a former consultant to the subcommittee. (The confrontation culminated in the famous Senate Army-McCarthy hearings.)

In 1985, Mikhail S. Gorbachev was chosen to succeed the late Konstantin U. Chernenko as general secretary of the Soviet Communist Party.

In 1997, rock star Paul McCartney was knighted by Queen Elizabeth II.

In 2002, two columns of light soared skyward from Ground Zero in New York as a temporary memorial to the victims of the Sept. 11 attacks six months earlier.

In 2004, ten bombs exploded in quick succession across the commuter rail network in Madrid, Spain, killing 191 people in an attack linked to al-Qaida-inspired militants.

In 2006, former Serb leader Slobodan Milosevic (sloh-BOH’-dahn mee-LOH’-shuh-vich) was found dead of a heart attack in his prison cell in the Netherlands, abruptly ending his four-year U.N. war crimes trial; he was 64.

In 2010, a federal appeals court in San Francisco upheld the use of the words “under God” in the Pledge of Allegiance and “In God We Trust” on U.S. currency.

In 2011, a magnitude-9.0 earthquake and resulting tsunami struck Japan’s northeastern coast, killing nearly 20,000 people and severely damaging the Fukushima Dai-ichi nuclear power station.

In 2020, the World Health Organization declared the coronavirus outbreak a pandemic. Former Hollywood producer Harvey Weinstein was sentenced in New York to 23 years in prison for rape and sexual abuse.