southwest territory
(1846-1848) The war between the United States and Mexico in which the United States acquired one half of the Mexican territory.
To gain more territory for the United States
Mexicans built settlements in California up until 1848 because that territory belonged to Mexico. After the Treaty of Hidalgo it became the territory of the United States.
1848
The United States wanted the Louisiana territory in order to expand its territory
Both. They colonized the South-Western United States from 1600 until 1848, when Mexico lost half its territory to the United States. Since that year, many Mexicans have immigrated into such lands.
The land that was given to the United States was known as the Indian Territory.
the United States
1846 and this is for the person who wrote the original answer, it isn't funny that you put that, people actually need real answers and you putting that makes it harder for them to find the information they need.
The United States purchased NO country or territory from Florida (Florida is part of the United States).
The United States bought the Louisiana Territory from France for $15 million in 1803.
The Oregon Territory was split between the United States and Britain.