Today is Monday, Sept. 5, the 249th day of 2016. There are 117 days left in the year. This is Labor Day.

Today’s birthdays: Former Federal Reserve Board chairman Paul A. Volcker is 89. Comedian-actor Bob Newhart is 87. Actor William Devane is 77. Actress Raquel Welch is 76. ‘‘Cathy’’ cartoonist Cathy Guisewite is 66. Actor Michael Keaton is 65. Actress Rose McGowan is 43. Olympic gold medal figure skater Kim Yuna is 26.

In 1774, the first Continental Congress assembled in Philadelphia.

In 1882, the nation’s first Labor Day was celebrated with a parade in New York.

In 1972, the Palestinian group Black September attacked the Israeli Olympic delegation at the Munich Games; 11 Israelis, five guerrillas, and a police officer were killed in the siege.

In 1975, President Gerald R. Ford escaped an attempt on his life by a disciple of Charles Manson.

In 1991, the annual Naval Aviation Symposium held by the Tailhook Association opened; during the gathering, dozens of people were sexually assaulted or harassed.

In 2006, a cook was charged with shooting and dismembering the owner of a Maine bed-and-breakfast and three other people in a Labor Day weekend rampage.

In 2011, General Hussein Moussa, the prosecution’s first witness in the trial of Egypt’s ousted president, Hosni Mubarak, startled the court by testifying that police had not been ordered to fire on protesters in Cairo’s Tahrir Square, contradicting prosecutors’ central allegation.