Events of the day
Constitution Day (The Philippines)
Groundhog Day (United States and Canada)
Inventor's Day (Thailand)

1536 – Spaniard Pedro de Mendoza founds Buenos Aires, Argentina.
1653 – New Amsterdam (later renamed The City of New York) is incorporated.
1848 – California Gold Rush: The first ship with Chinese immigrants arrives in San Francisco, California.
1899 – The Australian Premiers' Conference held in Melbourne decides to locate Australia's capital city, Canberra, between Sydney and Melbourne.
1935 – Leonarde Keeler tests the first polygraph machine.
1987 – After the 1986 People Power Revolution the Philippines enacts a new constitution.

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