John F. Kennedy serving on the PT Boat 109.
A replica of PT Boat 109 displayed in the U.S. after he became President.
John F. Kennedy was awarded the Navy & Marine Corps Medal for bravery in World War Two when the P.T. Boat he was commanding was sliced in two by a Japanese Destroyer and the crew where marooned on an island for 4 days. They were finally rescued when he wrote a message on a coconut and natives took it to a Naval Base on a nearby island.