On This Day

Historical Events in April 1805

Music releaseMusic Premiere

Apr 7 Premiere of Ludwig van Beethoven's "Eroica", in Vienna, conducted by the composer

DiscoveryHistoric Expedition

Apr 7 Lewis and Clark Expedition leaves Fort Mandan (on the Missouri River near what is now Washburn, North Dakota), beginning their journey to the Pacific Ocean

Explorer and Leader of Lewis & Clark Expedition William Clark
Explorer and Leader of Lewis & Clark Expedition
William Clark
Interpreter and Guide Sacagawea
Interpreter and Guide
Sacagawea
Explorer and Leader of Lewis & Clark Expedition Meriwether Lewis
Explorer and Leader of Lewis & Clark Expedition
Meriwether Lewis
  • Apr 27 US Marines attack shores of Tripoli