Dashed left edge = started before August 1846 ·
Dashed right edge = ongoing beyond August 1846
Events in August 1846 4
1846Wilmot Proviso introducedProposal to ban slavery in land taken from MexicoCongressman David Wilmot proposed banning slavery in any territory acquired from Mexico. It never passed the Senate, but the fight over it deepened the sectional split that led to the Civil War.
1846Smithsonian Institution establishedCongress founds a national institution of learningPresident Polk signed the act creating the Smithsonian Institution, funded by the bequest of the British scientist James Smithson. It grew into the world's largest complex of museums and research centres.
1846Kearny occupies Santa FeUS Army takes New Mexico without a fightStephen W. Kearny's Army of the West entered Santa Fe after the Mexican governor withdrew. Kearny declared New Mexico US territory and moved on toward California.
1846Premiere of Mendelssohn's ElijahOratorio first performed at the Birmingham FestivalFelix Mendelssohn conducted the first performance of his oratorio Elijah at Birmingham Town Hall. The work was a huge success and became one of the most popular oratorios of the 19th century.