20 January

January 20

International Observation Day
Martyrs' Day (Azerbaijan)
United States presidential inauguration, held every four years since 1937 (with 2 exceptions by Eisenhower & Reagan, on January 21st because January 20 was a Sunday [1957 and 1985]) in odd-numbered years after years when the United States Presidential Election takes place (as the election takes place in years divisible by four – 2004, 2008, 2012, and so on – the inauguration takes place in 2005, 2009, 2013, etc.). The incoming/reelected President traditionally swears-in as close to Noon as possible.

Events January 20
1841 – Hong Kong Island is occupied by the British.
1921 – The first Constitution of Turkey is adopted, making fundamental changes in the source and exercise of sovereignty by consecrating the principle of national sovereignty.
1934 – Fujifilm, the photographic and electronics company, is founded in Tokyo, Japan.






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