What did President James Polk do to gain additional U.S. territory, including California and New Mexico?

1 Answer
Sim W.
Dec 19, 2017

He waged war on Mexico

Explanation:

Polk fought Mexico between 1846 and 1848 and forced them to give over the northern part of their territory for a compensation of merely 15 million dollars. It included the whole SouthWest: Utah, California, Nevada, New Mexico, Arizona, parts of Kansas, Oklahoma and Wyoming and most of Colorado.

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