644 - Osman ibn Affan was appointed Third Caliph or Khalifa or Kalief of Islam
1287 - Zuider Zee seawall collapsed - loss of 50,000 lives
1900 - Quantum Mechanics: Max Planck presented a theoretical derivation of his black-body radiation law.
1911 - South Pole reached by Norwegian Ronald Amundsen
1915 - Jack Johnson became First black world heavyweight boxing champion
1937 - Japanese troops conquered and plundered Nanjing
1967 - DNA was created in a test tube
14 December Knowledge History - Science, Engineering and Management
Games and Sports
1974 - Vivian Richards scored his first Test Cricket century 192 vs India with 20 fours and 6 sixes.