On This Day in History

The Tollund Man, a naturally mummified corpse, was discovered in a peat bog near Silkeborg, Denmark.

South Vietnamese president Ngô Đình Diệm began a state visit to the United States, his regime's main sponsor.

In Huế, South Vietnam, soldiers opened fire into a crowd of Buddhists protesting against a government ban on the flying of the Buddhist flag on Phật Đản, killing nine and sparking the Buddhist crisis.

Construction workers attacked students and others who were protesting the Vietnam War in New York City.

Four members of Black September hijacked Sabena Flight 571 to demand the release of 315 Palestinians convicted on terrorism charges.

Great American Revolution opened at Six Flags Magic Mountain, California.

The Soviet Union announced the boycott of the Summer Olympics in Los Angeles, citing security concerns.

A British Special Air Service unit ambushed a Provisional Irish Republican Army (IRA) unit in Loughgall, Northern Ireland, killing eight IRA members and one civilian.

Cardinal Robert Francis Prevost was elected as Pope Leo XIV (pictured), making him the first pope born in the United States, the first to hold either U.S. or Peruvian citizenship, the first from the Order of Saint Augustine, and the second from the Americas after his immediate predecessor, Pope Francis.