Today in History | JULY 4


1776  US Congress proclaims the Declaration of Independenceand independence from Britain

1785  James Hutton, geologist, publicly reads an abstract of his theory of uniformitarianism for the first time at the meeting of the Royal Society of Edinburgh

1803  The Louisiana Purchase is announced to the American people by President Thomas Jefferson

1838  Huskar Colliery Mining Disaster in Silkstone England: mining pit floods drown 26 children, leads to 1842 ‘Mines and Collieries Act’ bans women and children working underground

1934  Hungarian physicist Leo Szilard patents the chain-reaction design for the atomic bomb

2017  North Korea tests first successful intercontinental ballistic missile into Sea of Japan