US Expansion 1783-1848

Original Colonies

British America. Connecticut. Delaware. Georgia. Maryland. Massachusetts, United States Genealogy. New Hampshire. New Jersey. New York. North Carolina. Pennsylvania. Rhode Island. South Carolina. Virginia.

 

Revolutionary War Gains

In 1783 the United States received a huge territory from Great Britain as part of the peace treaty ending the revolutionary war. This new region stretched from the Appalachian Mountains to the Mississippi River, and from Canada to Spanish Florida. 

Louisiana Purchase

The purchase included land from 15 present U.S states and two Canadian provinces. The Louisiana purchase states included the entirety of Iowa, Arkansas, Kansas, Missouri, Oklahoma, Nebraska, large areas of North Dakota and South Dakota, areas of Wyoming, Montana, and Colorado east of the continental divide, a portion of Minnesota, west of the Mississippi River, the northern portions of Texas, the northeastern part of New Mexico, New Orleans and areas of the present-day state of Louisiana west of the Mississippi River and small portions of the Canadian provinces of Alberta and Saskatchewan.

Mexican-American War Gains

This treaty, signed on February 2, 1848, ended the war between the United States and Mexico. By its terms, Mexico ceded 55 percent of its territory, including the present-day states California, Nevada, Utah, New Mexico, most of Arizona and Colorado, and parts of Oklahoma, Kansas, and Wyoming.