American Expansionism Dbq

Words: 291
Pages: 2

In 1846-1848 The “Mexican-American War took place. Years before in 1840 American expansionist had their eyes on the land to the west of Mexico, including the Mexican province of California. With the mistake of the Naval fleet, they thought a war had broke out, so they took capture of Monterey, California, but gracefully returned Monterey the next day. The Americans wanted Polk to become President because he promised them he would give them more land. By him saying he was going to get more land provoked a war between Mexico. Newspaper editor John O’Sullivan had a new concept and introduced the “Manifest Destiny,” “to describe the popular idea od the role the United States in overspreading the continent.” The United States then argued that