Nov. 22 (UPI) -- On this date in history: In 1718, Edward Teach, also known as the pirate Blackbeard, was killed off North Carolina's Outer Banks during a battle with a British navy force. Advertisement In 1858, the city of Denver was founded. In 1935, a Pan American Martin 130 "flying boat" called the China Clipper began regular trans-Pacific mail service. The flight from San Francisco to Manila, Philippines, took 59 hours and 48 minutes. In 1943, meeting in Cairo, Egypt, President Franklin