| A | B |
| Federal | National level; whole country |
| Immigrate | Moving "into" a country |
| Emigrate | Moving "out" of a country; exit |
| Expedition | A journey |
| Cede | To give or yield |
| Secede | To withdraw |
| Annex | To take over or to add on |
| Capitalism | An economic system in which a country's trade and industry are controlled by private owners for profit, rather than by the state or government |
| Manifest | To make clear and obvious |
| Destiny | Events that will necessarily happen in the future |
| Acquire | To get |
| Constitutional | Whether or not something is legal according to the Constitution |
| Prospecting | Searching for mineral deposits, especially silver and gold |
| Indigenous | Native; originating naturally from a specific place |
| Louisiana Purchase | Purchase between the United States and France to acquire the Louisiana Territory |
| Gadsden Purchase | Land purchased by the United States, from Mexico, for the price of 10 million dollars |
| Florida Purchase | Land purchased between the United States and Spain |
| Missouri River | a water route that Lewis and Clark took to the Rockies |
| Columbia River | water route that took Lewis and Clark from the Rockies to the Pacific Ocean |
| Pinckney Treaty | Agreement between Spain and the United States that the U.S. could use the Mississippi River. Treaty would become void once Spain gives France the Louisiana Territory |
| Barbed Wire | Used to distinguish property lines, protect your land, and also direct cattle. |
| Telegraph | Allowed for coded messages and long distant communication. |
| Transportation Revolution | Increase of canals, steamboats, and train tracks which allowed settlers to travel. |
| Homestead Act 1862 | Incentive by the government to allow settlers to receive free land as long as they met the agreement. |
| Louis and Clark expedition | journey that allowed the U.S. to accurately map the west, discover water routes to the Pacific Ocean, and discover over a hundred new plants and animals. |
| 4 challenges explorers faced on the trail | Weather, Terrain, Native American conflicts, and accidents |
| Oregon Trail | Trail starting in Missouri and going to Oregon. 2,170 miles and was traveled by pioneers.(farmers, traders, etc.) |
| California Trail | Trail starting in Missouri and ending in California. Was 1,950 miles long and was traveled by Gold Seekers. |
| Mormon Trail | Started in Illinois and ended in Utah. Trail was 1,300 miles long and travelled by those leaving religious persecution. |
| Santa Fe Trail | Trail started in Missouri and ended in New Mexico. Trail was 870 miles long and travelled by U.S. Army and Fur traders. |
| Push Factors | Reasons why settlers were forced to move out west. Religious persecution, few jobs/land, rising population, and high expenses. |
| Pull Factors | Reasons why settlers decided to go out west. Technological advancements, transportation revolution, more jobs/land, religious freedom, and to start a new life. |
| Treaty of Guadalupe Hidalgo | Agreement that ended the Mexican-American war and gave the United States the Mexican Cession. |
| Mexican Cession | Land given to the United States that makes up more than 1/3 of Mexican territory. |
| Sectional Divide | Annexation of states increase the tension surrounding slaver. This encourages divide and new political realignment. |
| Meriweather Lewis | Jefferson's assistant; selected by Jefferson to lead the expedition to exlore the Louisiana Territory |
| William Clark | selected by Lewis to help lead the expedition to explore the Louisiana Territory |
| Sacagawea | Shoshone woman who helped Lewis and Clark complete the expedition |
| US Northern Border | 49th parallel |
| Land ceded by Great Britain | 1818: Established the northern border of the US |
| Texas | Broke away from Mexico in 1836. Operated as an independent country until 1845 when it was annexed by the US |
| Goals of Lewis and Clark | 1) wanted to find a water route to the Pacific; 2) create maps; 3) establish relationships with Native Americans; 4) gather plant and animal info |
| Oregon Treaty | 1846. Great Britain ceded the Oregon Country to the US. |
| Transcontinental Railroad | Finished in 1869 in Promontory Peak, Utah; connected the US east to west |