-
-
The first land purchase that started Westward Expansion.
-
The date that Meriweather Lewis and William Clark set out to explore the new Louisiana territory.
-
The annexation of Texas, near the end of the Westward Expansion.
-
Gold is discovered in the US, with the news spreading to the east very swiftly.
-
-
The date of the Act that took Natives off their land, and sold it to American Settlers.
-
The 13th amendment finally abolishes slavery