While the seed drill was initially invented in the 1700s, it became a significant tool for westward expansion. This invention enabled farmers to plant seeds at the correct depth and spacing, which ...

The westward expansion carried slavery down into the Southwest, into Mississippi, Alabama, crossing the Mississippi River into Louisiana. Finally, by the 1840's, it was pouring into Texas.

How much did people pay for their land during westward expansion? In 1803 the Treaty of Guadalupe-Hidalgo allocated $15 million for 915,000 square miles. In 1848, $15 million was spent on the purchase ...

The Westward Expansion began with the Louisiana Purchase in 1803, which nearly doubled the size of the U.S., and was continued with the Florida Purchase Treaty in 1819.

The westward expansion carried slavery down into the Southwest, into Mississippi, Alabama, crossing the Mississippi River into Louisiana. Finally, by the 1840's, it was pouring into Texas.