Today in History- 31st January

International Events: 31st January
Year	Event
1893	The Coca-Cola trademark was patented for the first time in the US
1946	Dissolution of Yugoslavia into six countries.
1950	President Harry S. Truman announces a program to develop the hydrogen bomb.
1950	Dr. Rajendra Prasad addressed the Indian Parliament for the first time as President of India.
1958	The first U.S. earth satellite, Explorer I, was launched.
1968	Nauru becomes an independent nation.
1996	Fifty dead in Sri Lanka suicide bombing.