territory
A large region of land
acquisition
Something that is gained, or acquired
Reason the United States wanted to expand westward
To give people more land to farm, work, and build homes
After ruling itself for 9 years, in 1845 this region became the 28th state.
Texas Annexation
Who was Sacagawea?
A Native American woman from the Shoshone tribe who helped translate for Lewis and Clark
annex
To add or incorporate (a new territory) into a country.
boundary
The geographic line between two places, such as two countries
What were the different methods the United States used to acquire more land?
- by fighting wars
- by purchasing it
- by making agreements with other countries' leaders
The first huge addition to the United States, purchased from France in 1803 for $12 million. It was the land from the Mississippi River to the Rocky Mountains.
Louisiana Purchase
Name 2 effects Manifest Destiny had on Native Americans
- Native Americans were pushed off their homelands and forced onto reservations
- Settlers turned Native American hunting lands into farms and ranches
reservation
An area of land set aside by the United States government for American Indians to live on
expedition
A group of people sent to explore unknown places
This addition of land came as a result of the Mexican War and Treaty of Guadalupe Hidalgo. The United States paid $15 million for this land.
Mexican Cession
In 1819, the Spanish agreed to give this land to the United States after the United States ended the Seminole raids and captured their forts. In return, the United States gave $5 million to the settlers for slaves lost and property damaged by Seminole raids.
Florida Acquisition
Why didn't President Monroe stop General Jackson's attacks on the Seminole tribe?
He wanted Florida.
cede
To give up a territory, usually as the result of a treaty
manifest destiny
An American belief in the 1800s that it was the natural right of the United States to expand westward to the Pacific Ocean
In 1853, the United States bought this piece of land from Mexico for $10 million. This land contained a pass through the mountains that would make it easier to build a railroad across the southern United States.
Gadsden Purchase
In 1846, Britain agreed to a boundary drawn at latitude 49 degrees north from the Rocky Mountains to the Pacific Ocean. Any land south of this line was given to the United States.
Acquisition of Oregon Country
State reasons why President Jefferson sent Lewis and Clark on an historic expedition to explore the United States’ newly acquired territory.
- to map the Louisiana Territory
- to look for a Northwest Passage to the Pacific Ocean
- to take notes on the soil, plants, animals, and Native American tribes they came across
- to scout locations for trading posts and settlements