The 1840s

Explore 216 historical events from 1840–1849.

Notable Events


All Events

1849

Future U

The president of the United States (POTUS) is the head of state and head of government of the United States. The president directs the executive branch of the federal government an…

Future U

1849

William R

William Rufus Day was an American diplomat and jurist who served as an associate justice of the Supreme Court of the United States from 1903 to 1922. Prior to his service on the Su…

William R

1849

Robert Brown, Scottish botanist (born 1773)

Robert Brown was a Scottish botanist and paleobotanist who made important contributions to botany largely through his pioneering use of the microscope. His contributions include o…

Robert Brown, Scottish botanist (born 1773)

1849 james k
1849

James K

James Knox Polk was the 11th president of the United States, serving from 1845 to 1849. A protégé of Andrew Jackson and a member of the Democratic Party, he was an advocate of Amer…

James K