On May 16, 1966, China launched the Cultural Revolution, a radical, youth-driven reform movement aimed at bolstering Chairman Mao Zedong while purging the country of “counter-revolutionaries.”

Ten years ago

The Pentagon released the first video images of American Airlines Flight 77 crashing into the military headquarters and killing 189 people on 9/11. Richard Hatch, who’d won $1 million in the debut season of “Survivor,” was sentenced in Providence, Rhode Island, to more than four years in prison for failing to pay taxes on his reality TV show prize and other income. Joe Paterno and Bobby Bowden, the winningest coaches in Division I-A football, were elected to the college football Hall of Fame.

Five years ago

A judge in New York refused to release on bail the chief of the International Monetary Fund, Dominique Strauss- Kahn, who was accused of trying to rape a hotel maid. (The charges against Strauss-Kahn were later dropped.)

One year ago

U.S. commandos killed a man described as the Islamic State’s head of oil operations in a rare ground attack inside Syria. An Egyptian court sentenced the country’s first freely elected leader, ousted Islamist President Mohammed Morsi, to death over a mass prison break during the 2011 uprising that eventually brought him to power.

— By The Associated Press