On this day in 1927, the Bird of Paradise, a U.S. Army Air Corps Fokker tri-motor, completed the first transpacific flight, from the mainland United States to Hawaii.
On this day in 1966, American planes bombed Hanoi and Haiphong for the first time in the Vietnam War.
On this day in 1974, Isabel Perón was sworn in as the first female President of Argentina. Her husband, President Juan Perón, had delegated responsibility due to weak health and died two days later.
On this day in 2007, Apple Inc. released its first mobile phone, the iPhone.