Russell played center for the Boston Celtics of the National Basketball Association (NBA) from 1956 to 1969. A five-time NBA Most Valuable Player and a twelve-time All-Star, he was the centerpiece of the Celtics dynasty, winning eleven NBA championships during his thirteen-year career.
Soviet submarine K-8. K-8 was a November-class submarine of the Soviet Northern Fleet that sank in the Bay of Biscay with its nuclear weapons on board on April 12, 1970. A fire on April 8 had disabled the submarine and it was being towed in rough seas. Fifty-two crewmen were killed attempting the salvage of the boat when it sank.
Grand Duchess Anastasia Nikolaevna of Russia was the youngest daughter of Tsar Nicholas II, the last sovereign of Imperial Russia, and his wife, Tsarina Alexandra Feodorovna. Anastasia was the younger sister of Grand Duchesses Olga, Tatiana, and Maria, and was the elder sister of Alexei Nikolaevich, Tsarevich of Russia. She was murdered with her family in an extrajudicial killing by members of the Cheka, the Bolshevik secret police, at Yekaterinburg on 17 July 1918. Persistent rumors of her poss