D. B. Cooper Simple English , the free encyclopedia
D. B. Cooper (also known as Dan Cooper) is an alias (false name) for a man who hijacked an airplane in November 24, 1971.At that time, airline passengers were not searched before boarding their planes. He carried a bomb onto a flight between Portland, Oregon and Seattle, Washington. He received the ransom payment of $200,000. He jumped from the airplane, which was a Boeing 727.