AP Highlight in History: On April 24, 1990, the space shuttle Discovery blasted off from Cape Canaveral, Fla., carrying the $1.5 billion Hubble Space Telescope.
On this date in:
The French national anthem, "La Marseillaise," was composed by Capt. Claude Joseph Rouget de Lisle.
Congress approved a bill establishing the Library of Congress.
Federal troops were ordered out of New Orleans, ending the North's post-Civil War rule in the South.
Spain declared war on the United States after rejecting America's ultimatum to withdraw from Cuba.
The Ottoman Empire rounded up Armenian political and cultural leaders in Constantinople at the start of what many scholars regard as the first genocide of the 20th century, in which an estimated 1.5 million Armenians died.
The Easter uprising began when some 1,600 Irish nationalists seized several key sites in Dublin.
The Massachusetts Institute of Technology achieved the first satellite relay of a television signal.
The United States launched an abortive attempt to free the American hostages in Iran; eight U.S. servicemen died.