3.
A. Adams-onis: The U.S gained Florida, the Spainish everything to control the Latin America revolution their that they gave up trying and caceded it the U.S in exchange for border disputes with American citizens
B. Treaty of 1846: The U.S gained Washington, the dispute over Oregon county raged on between British Canada and the U.S untill the two decide to split Oregon county.
C. Treaty of Guadalupe Hidalgo: The U.S gained California and most of Arizona, Nevada and Utah some parts of Wyoming and Colorado Texas Independence, the Mexicans are tiered of the war that they knew it needed to end.
D. Louisiana purchase: The U.S gained Arkansas, Missouri, Iowa, Kansas, Oklahoma and Nebraska A large portion of North Dakota and south Dakota the northern part of Texas northern eastern part of new Mexico, the french empire sought to build an empire in North America but sold it after the British started hurting Napoleon.
E. Gadsden purchase: The U.S gained South of the Gila river and west of Rio grande
F. Mexican-American war: The U.S treaty of
of Guadalupe gave the U.S California, Arizona, with the crushing defect in the capital city the Mexicans gave away Texas republic
and promised to recognize the new Texas republic.
G. Texas Annexation: The U.S gained Texas as a state, the Texan slavery owner peoples wanted to be part of the United States of America but would need to be anti-slavery and then matin Van Buren signed Texas Annexation.