Includes plains, forests, and rivers

Later was divided into multiple territories

Became a state in 1812

This was important because it doubled the size of the U.S

People were concerned about the expansion of federal power

Includes mountains, plains, and rivers

The importance is that it explored and mapped newly territory, established American claims in the region

Native American tribes were negatively impacted and some federalists doubted the necessity of the expedition

Coastal areas, swamps, and forests

Became a state in 1845

Resolved border issues with Spain which was important

Native American tribes resisted reloaction

Landscapes, includes plains and forests

Became a state in 1820

Importance was that there was a maintained balance between slave and free states

Southerners were dissatisfied with restrictions to slavery

Landscapes including mountains and forests

Became a state in 1830

The imporatnce was the relocation of Native American tribes to other lands

People saw this as breaking the law on Native American rights, leading to trail of tears

Vast with diverse landscapes

Became a state in 1845

Importance was that this led to tension with Mexico and the Mexico-American wars

Some took a piece of the land due to extensions of slavery

Includes mountains and forests

Became a state in 1859

This was important because it settles the dispute between Britain

Some Native American tribes were negatively affected

Includes deserts, mountains, and coastlines

Became a state in 1848

Various states were also formed later

Expanded U.S territory but also led to debates about extension of slavery

Some opposed to the war, others were concerned about the spread of slavery

Coastlines, mountains and valleys

Became a state in 1850, was acquired as part of the Mexican Cession

Gold rush through population growth which was important

Some Southern states were concerned about the balance between free and slave states

This was attempted to speak about the tensions from the new territories

Debates over fugitive slave act and concerns about free and slave states

Dessert terrain

Purchased in 1853

Intended for construction of southern railroad

Some question the necessity of the purchase and its use for the railroad