Mumps Outbreak Spreads Past Ohio State Campus

Portuguese navigator Pedro Álvares Cabral lands in Brazil (discovery of Brazil).

Spanish conquistador Hernán Cortés establishes a settlement at Veracruz, Mexico.

Treaty of Zaragoza divides the eastern hemisphere between Spain and Portugal along a line 297.5 leagues (<span about="#mwt12" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"1250"},"2":{"wt":"km"}},"i":0}}]}' id="mwHg" typeof="mw:Transclusio...

The second day of the Battle of Eckmühl: The Austrian army is defeated by the First French Empire army led by Napoleon and driven over the Danube in Regensburg.

Texas Revolution: A day after the Battle of San Jacinto, forces under Texas General Sam Houston identify Mexican General Antonio López de Santa Anna among the captives of the battle when some of his fellow soldiers mistakenly give away his identity.[2]

The U.S. Congress passes the Coinage Act of 1864 that permitted the inscription In God We Trust be placed on all coins minted as United States currency.[3]