Timeline August 1 to 4

August 1
30 BC Mark Antony, Roman politician and general, died.
1779  Francis Scott Key, American lawyer and composer of the US national anthem, was born.
1790  The 1st US census was completed, showing a population of nearly 4 million.
1834  Slavery is abolished in the British Empire as the Slavery Abolition Act 1833 comes into force.
1957  The US and Canada reached an agreement to create the North American Air Defence Command (NORAD).

August 2
1610  Henry Hudson sails into what is now known as Hudson Bay thinking he had made it through the Northwest Passage and reached the Pacific Ocean.
1820  John Tyndall, British physicist (d. 1893).
1876  Frontiersman "Wild Bill" Hickock was shot and killed while playing poker at a saloon in Deadwood, SD.
1921  Opera singer Enrico Caruso died in Naples, Italy.
1939  Albert Einstein signed a letter to President Franklin D Roosevelt urging creation of an atomic weapons research program.
1990  Iraq invaded Kuwait, seizing control of the oil-rich emirate.

August 3
1492  Christopher Columbus set sail from Palos de la Frontera, Spain, on a voyage that would take him to the present-day Americas.
1792  Sir Richard Arkwright, English industrialist and inventor, died (b. 1732)
1811  Elisha Graves Otis, American inventor, was born.
1914  Germany declared war on France.
1958  The nuclear-powered submarine Nautilus became the first vessel to cross the North Pole underwater.

August 4
1901  Louis Armstrong, American jazz trumpeter was born.
1902  The Greenwich foot tunnel under the River Thames opens.
1914  Britain declared war on Germany while the US proclaimed its neutrality.