ON MARCH 11, 1985, Mikhail S. Gorbachev was chosen to succeed the late Konstantin U. Chernenko as general secretary of the Soviet Communist Party.
In 1513, Giovanni de' Medici was proclaimed pope, succeeding Julius II; he took the name Leo X.
In 1888, the Blizzard of '88, also known as the "Great White Hurricane," began inundating the northeastern United States, resulting in some 400 deaths.
In 1918, what are 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, Kan.; 46 would die. (The worldwide outbreak of influenza claimed an estimated 20 to 40 million lives.)
In 1935, the Bank of Canada began operations, issuing its first series of bank notes.
In 1941, President Franklin D. Roosevelt signed the Lend-Lease Bill, providing war supplies to countries fighting the Axis.
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 1993, Janet Reno was unanimously confirmed by the Senate to be U.S. attorney general.
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 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.