Colonial America
Early Republic Events
534 events, page 5 of 11 - 1492 to early statehood
1803
Louisiana Purchase Acquires Oklahoma Territory
Oklahoma · Other · Early Republic
1803
Louisiana Purchase Acquires Western Illinois Country
Illinois · Transition Of Power · Early Republic
1803
Fort Dearborn Established
Illinois · Founding · Early Republic
1804
Province of Las Californias Divided
California · Transition Of Power · Early Republic
1804
First Citrus Orchard Planted at Mission San Gabriel
California · Other · Early Republic
1804
Las Californias Divided into Two Territories
California · Other · Early Republic
1804
Lewis and Clark Expedition Departs Camp Dubois
Idaho · Expedition · Early Republic
1804
Lewis and Clark Winter Camp at Fort Mandan
North Dakota · Expedition · Early Republic
1804
Ohio University Formally Established
Michigan · Founding · Early Republic
1804
District of Louisiana Created Under Indiana Territory
Missouri · Legislation · Early Republic
1804
Spanish Attempt to Intercept Lewis and Clark
Idaho · Other · Early Republic
1804
Tense Confrontation with Teton-Sioux Tribe
Idaho · Other · Early Republic
1804
Major Fire Destroys Charlotte Amalie
VI · Other · Early Republic
1804
Lewis and Clark Expedition
Virginia · Expedition · Early Republic
1804
Congress Divides Louisiana into Two Territories
Louisiana · Legislation · Early Republic
1804
Upper Louisiana Transfer Ceremony in St. Louis
Missouri · Transition Of Power · Early Republic
1804
Congress Divides Louisiana Purchase into Two Territories
Louisiana · Legislation · Early Republic
1804
Haiti Declares Independence
Louisiana · Other · Early Republic
1804
Lewis and Clark Expedition Enters South Dakota
South Dakota · Expedition · Early Republic
1804
Sergeant Charles Floyd Dies on Expedition
Idaho · Other · Early Republic
1804
Lewis and Clark Camp at Kansas-Missouri Confluence
Kansas · Expedition · Early Republic
1804
New Jersey Gradual Abolition of Slavery Act
New Jersey · Legislation · Early Republic
1804
Lewis and Clark Expedition Maps First Land Route
Wyoming · Expedition · Early Republic
1804
Indiana Territory Administers District of Louisiana
Indiana · Transition Of Power · Early Republic
1804
Louisiana Territory Divided into Two Territories
Louisiana · Other · Early Republic
1804
Battle of Sitka Re-establishes Russian Presence
Alaska · Battle · Early Republic
1804
Treaty of St. Louis Cedes Tribal Lands
Indiana · Treaty · Early Republic
1804
Lewis and Clark Expedition Maps Pacific Northwest
Idaho · Expedition · Early Republic
1804
Lewis and Clark Expedition Maps First Land Route
Idaho · Expedition · Early Republic
1805
Michigan Territory Established
Michigan · Transition Of Power · Early Republic
1805
Michigan Territory Established by Congress
Michigan · Legislation · Early Republic
1805
Expedition Vote to Move Camp
Idaho · Other · Early Republic
1805
Sacagawea Joins Lewis and Clark Expedition
North Dakota · Expedition · Early Republic
1805
Jefferson Appoints Wilkinson as First Territorial Governor
Louisiana · Other · Early Republic
1805
Louisiana Territory Established with St. Louis Capital
Missouri · Legislation · Early Republic
1805
District of Louisiana Becomes Louisiana Territory
Louisiana · Legislation · Early Republic
1805
Land Acquisition for Fort Snelling by Pike
Minnesota · Other · Early Republic
1805
Sacagawea Joins Lewis and Clark Expedition
Idaho · Expedition · Early Republic
1805
Expedition Sights Pacific Ocean
Idaho · Expedition · Early Republic
1805
Construction of Fort Clatsop
Idaho · Founding · Early Republic
1805
Creation of Michigan Territory
Indiana · Founding · Early Republic
1805
Zebulon Pike Explores Mississippi River
Missouri · Expedition · Early Republic
1805
Lewis and Clark Expedition to Oregon
Oregon · Expedition · Early Republic
1805
Expedition Crosses Continental Divide at Lemhi Pass
Idaho · Expedition · Early Republic
1805
Lewis and Clark Expedition Enters Washington Region
Washington · Expedition · Early Republic
1806
Measles Epidemics at California Missions
California · Other · Early Republic
1806
Fontenelle's Post Founded at Bellevue
Nebraska · Settlement · Early Republic
1806
Measles Epidemic Devastates Mission Population
California · Other · Early Republic
1806
Mandan Chief Shehaka Visits Washington
North Dakota · Other · Early Republic
1806
Neutral Ground Agreement on Texas-Louisiana Border
Texas · Treaty · Early Republic
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