Key Concepts of Westward Expansion

Front

Map showing key territories during Westward Expansion

Back

Map illustrating key territories acquired during the Westward Expansion.

Front

Manifest Destiny

Back

The belief that settlers were destined to expand westward to the Pacific Ocean.

Front

Louisiana Purchase

Back

In 1853, the U.S. agreed to this purchase, paying $15 million for land that facilitated railroad construction across the Southern United States.

Front

Sacagawea's Role

Back

Guide for Lewis and Clark, helping them map and describe the land to the Pacific Ocean.

Front

Florida Acquisition

Back

In 1817, Spain ruled Florida, which was later bought by the U.S. for $5 million.

Front

Texas Origin

Back

Originally part of Mexico before becoming part of the United States.

Front

Mexican-American War Payment

Back

The U.S. paid $15 million to purchase Texas and surrounding areas after the war.

Front

Texas Independence

Back

Texans defeated the Mexican Army and captured Santa Anna, forcing him to sign a treaty for Texas independence.

Front

Annexation of Texas

Back

Congress annexed Texas in 1845.

Front

Treaty of Hidalgo

Back

Ended the war with Mexico, leading to Mexico giving up claims to Texas.