On this day in 1880, "O Canada", today the national anthem of Canada, was first performed in Quebec City, Quebec, during a Saint-Jean-Baptiste Day banquet.
On this day in 1994, a United States Air Force B-52 Stratofortress based at Fairchild Air Force Base in Spokane County,Washington,crashed, killing all four crew members, and later providing a case study on the importance of compliance with safety regulations.
On this day in 2010, after 11 hours, 5 minutes of play over three days, John Isner defeated Nicolas Mahut at the 2010 Wimbledon Championships in the longest match in tennis history.