1912 – German geophysicist Alfred Wegener first presents his theory of continental drift.
1914 - Stock brokerage firm of Merrill Lynch founded
1929 - Mother Teresa arrives in Calcutta.
1930 – The first diesel-engined automobile trip is completed, from Indianapolis, Indiana, to New York, New York.
1931 – Thomas Edison submits his last patent application.
1980 - Indira Gandhi's Congress Party returns to power with a win in Lok Sabha elections in India
1984 - Last day of Test cricket for Chappell, Marsh & Lillee
1987 - 100th US Congress convenes
1412 – Joan of Arc, French saint (d. 1431)
6 January Knowledge History - Science, Engineering and Management