-
-
-
1786-1787
-
-
-
-
May 14, 1804 - Sep. 3 1806, The Lewis and Clark expedition lasted 2 years and they dicovered much land.
-
The first mill was built in Lowell, Massachusets
-
1838 - 1839, the trail of tears was a trial that went westward, the trail was used to transport indians.
-
Gold was discovered this day at Sutters mill and this caused many, many people to flock to california.
-
The war officially ended with the February 2, 1848, signing in Mexico of the Treaty of Guadalupe Hidalgo. The treaty added an additional 525,000 square miles to United States territory, including the land that makes up all or parts of present-day Arizona, California, Colorado, Nevada, New Mexico, Utah and Wyoming.