Question

The Expansion of the United States 1783-1898, List 5 of the territorial expansions and their

dates:
16.
17
18
19.
20.

Answer 1

Louisiana purchase on April 30, 1803, Texas annexation on December 29, 1845, Gadsden Purchase on December 30, 1853, Mexican Cession on February 2, 1848, and the Adam-Onis Treaty on February 22, 1821