The primary goal of manifest destiny was

expansion westward to the Pacific Ocean

End slavery in the new territories

removal of European influence from South America

secession of southern states from the nation

In 1846, war broke out between the United States and Mexico. What was the main cause of this war?

issues arising over the boundaries of Texas (border dispute)

a dispute over the number of settlers in the Oregon Territory

the discovery of gold in California

the relocation of American Indians from the Southeast

the exploration of new territory acquired from France

the defeat of British troops at the Battle of Saratoga

the defeat of British invaders at the Battle of Fort McHenry

the settlement of territory previously claimed by the Dutch

support settlement of U.S. territory gained through the U.S.-Mexican War

encourage commerce among U.S. states formed from the Louisiana Purchase

allow the United States and Mexico to share railroad construction costs

encourage the sale of U.S. government land in Florida

Rivers became filled with sediment.

Reduced flooding led to an increased reliance on irrigation.

Forests were clear-cut, and the timber was used to line tunnels and shafts.

Farmland benefited from a change in soil composition.

the emergence of Manifest Destiny

the rise of the Republican Party

abolitionist groups in the western territories

the growth of the secession movement in the southern states

making Manifest Destiny an official federal policy

federal financing of transportation systems in the West.

social Darwinism as a justification for expansion

prohibiting the expansion of slavery into new areas of the United States.

expanding westward to the Pacific Ocean

acquiring land for a southwestern railroad

reserving the western territory for American Indians

securing the southern border of the country

a treaty divided U.S. and British claims to the land

Mexico sold the territory to the United States for $10 million

the territory's settlers voted for annexation by the United States

Russia sold the land to the United States for $7.2 million