Expeditions for US Expansion

Lewis and Clark Expedition

Who were they? Meriwether

Lewis & William Clark

Two famous explorers

What was their mission Explore

Remember!!!! Jefferson purchased the Louisiana Purchase

from France Explorers were needed for this exploration Doubled the size of the US

Exploration 1803-1806

Lewis and Clark were assigned to explore west of the Mississippi River (Collected data about plants, people and animals)

Duration: 3 years GOALS for Jefferson:

1. find a land route to Pacific Ocean and strengthen claims to Oregon territory

Gather information about Native Americans

Adams-Onis Treaty 1816

Between Spain and US Spain ceded Florida to the US (settled a land

dispute) Spain withdrew all claims of land in the West

north of the 42ns parallel.

Missouri Compromise-1820

What was it about: Southern states wanted slavery allowed in the

new states. Northern states disagreed! Missouri- declared a slave state Maine- declared a free state Made slavery in the Louisiana Territory north of

Missouri’s southern border

Monroe Doctrine President James Monroe stated that the

European countries would no longer be allowed to create new colonies or interfere with independent nations in the Western Hemisphere

Influential on US foreign policy

Indian Removal Act Before the Trail of Tears Act that stated that the president could

negotiate treaties with Native Americans to relocate them to the areas west of the Mississippi River

94 treaties were signed with Native American tribes

Remember the Alamo Battle of the Alamo was an important battle in

the Texas War of Independence Leaders: James Bowie, William Travis and Davy

Crockett Fought against Mexican soldiers (Mexican-

American war) Texans lost at the Alamo, THIS LOSS

encouraged the remaining soldiers to continue fighting and eventually gained the Texan independence at the Battle of San Jacinto

Trail of Tears 1838 Treaty of New Echota: Cherokee had to give up

their land east of the Mississippi 1,000 mile route from Georgia to Oklahoma 4000 Native Americans died (Disease,

starvation, and exposure)

Oregon Trail- 1840’s Thousands of Pioneers moved to Oregon Oregon Trail- 2000 miles This trail had many resources for survival of

this route

1849- Gold Rush Gold was discovered at Sutter’s Mill in

California In two years, 40,000 prospectors came to

California Few found gold

Test Friday Make sure to know everything we covered Multiple Choice, Matching, and Essay STUDY STUDY STUDY ALL Powerpoints are on the website!