Ralph O. Middleton (born 1872)

In 1872, in the year that Ralph O. Middleton was born, on December 4th, the empty American ship Mary Celeste was found in the Atlantic Ocean. Still seaworthy, under partial sail, and with one lifeboat missing, what happened on her is still a mystery. Her cargo and provisions were intact and she was used as a cargo vessel for another 12 years but the people onboard were never seen again

In 1911, Norwegian explorer Roald Amundsen became the first man to reach the South Pole, along with four fellow Norwegian explorers. After hearing that Peary had beaten him to the North Pole, Amundsen decided to tackle the South Pole. On December 14th, he succeeded.

In 1953, on July 27th, the Korean Armistice Agreement was signed. The Armistice was to last until "a final peaceful settlement is achieved". No peaceful settlement has ever been agreed upon.

In 1968, on January 31st, the North Vietnamese launched the Tet Offensive, a turning point in the Vietnam War. 70,000 North Vietnamese and Viet Cong forces swarmed into South Vietnam. The South Vietnamese and US troops held off the offensive but it was such fierce fighting that the U.S. public began to turn against the war.

In 1970, on April 10th, Paul McCartney announced that he was leaving the Beatles. (John Lennon had previously told the band that he was leaving but hadn't publicly announced it.) By the end of the year, each Beatle had his own album.