Today is Monday, September 28, the 271st day of 2015. There are 94 days left in the year.

On this date:

In 1066, William the Conqueror invaded England to claim the English throne.

In 1787, the Congress of the Confederation voted to send the just-completed Constitution of the United States to state legislatures for their approval.

In 1850, flogging was abolished as a form of punishment in the U.S. Navy.

In 1939, during World War II, Nazi Germany and the Soviet Union signed a treaty calling for the partitioning of Poland, which the two countries had invaded.

In 1958, voters in the African country of Guinea overwhelmingly favored independence from France.

In 1974, first lady Betty Ford underwent a mastectomy at Bethesda Naval Medical Center in Maryland, following discovery of a cancerous lump in her breast.

In 1989, deposed Philippine President Ferdinand E. Marcos died in exile in Hawaii at age 72.

In 1995, Israeli Prime Minister Yitzhak Rabin and PLO chairman Yasser Arafat signed an accord at the White House ending Israel’s military occupation of West Bank cities and laying the foundation for a Palestinian state.