Unit 3 Timeline

Unit 3

Acquisition of the western states

1803 - 1853

America's gain of the states Texas, New Mexico, California, and Oregon. Some events that led to this were:
-Texas Annexation
-Oregon Treaty
-Mexican Cession
-Gadson Purchase

Cultural Changes

1820 - 1840

Between these years people had different thought on things. Which created new religions such as Mormans. Also America pushed for reform and wanted to change our ways and make a better life for troubled people.

Whig and Democratic Parties

1820 - 1855

The Democratic party's leader was lead by president Jackson. this party was built on the principles of manifest destiny and the spoils system. On the other and there is the Whig party which was led by Henry Clay and Zachary Taylor. They opposed the views of the Democratic party and supported the supremacy of congress over the presidency. The Whig party was against slavery and the Compromise of 1833.


1830 - 1860

Insutrialization is the period of social and economic change that transforms a human group from an agrarian society into an industrial one. This took hold in North-Eastern states initially but later by the Southern states


1830 - 1840

Americans worked for a social reform, education reform, and also reforming institutions. Women took a strong role in the movement of reform and it changed the ways of the country.

Manifest Destiny

1830 - 1850

The American idea that all of the land from east coast to west coast was inevidibly going to become america.

Effect on Plains Indians

1840 - 1880

White emigrants moved onto the indians territory and caused skirmishes and battles. Indians then were forced to move and change the habitat they lived in. Also trading affected the indians and introduced new items to their culture.

Laramie Treaty


The Indians guaranteed safe passage for settlers on the Oregon Trail in return for promises of 50,000 for 50 years. The Native American nations also allowed roads and forts to be built in their territories. The treaty included the Cheyenne, Sioux, Arapaho, Crow, Assiniboine, Mandan, Hidatsa, and Arikara tribes.