Alexander Mackenzie, Scottish explorer and politician (b. 1764)
Sir Alexander Mackenzie (or MacKenzie, Scottish Gaelic: Alasdair MacCoinnich; c. 1764 – 12 March 1820) was a Scottish explorer known for accomplishing the first east to west crossing of America north of Mexico in 1793, which preceded the Lewis and Clark Expedition by 12 years. The Mackenzie River is named after him.
1820Mar, 12
Alexander Mackenzie (explorer)
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Events on 1820
- 6Feb
American Colonization Society
The first 86 African American immigrants sponsored by the American Colonization Society depart New York to start a settlement in present-day Liberia. - 3Mar
Missouri Compromise
The U.S. Congress passes the Missouri Compromise. - 6Mar
Louisiana Purchase
The Missouri Compromise is signed into law by President James Monroe. The compromise allows Missouri to enter the Union as a slave state, brings Maine into the Union as a free state, and makes the rest of the northern part of the Louisiana Purchase territory slavery-free. - 24Aug
History of Portugal
Constitutionalist insurrection at Oporto, Portugal. - 15Sep
Lisbon
Constitutionalist revolution in Lisbon, Portugal.