The United States added tremendous amounts of new land in 1803, with the Louisiana Purchase, and again in the 1840s, with the acquisition of Texas and the far west.  In 1845, newspaperman John O’Sullivan wrote that he believed it was God’s plan for the United States to cover all of North America.

Two times in American history, British army troops fled the battlefield under fire from American forces.    What were these two times?

In the 1700s, which gigantic war plunged the British government into severe debt and changed the relationship between the American colonies and Great Britain?

The Battle of Antietam includes the most violent day in American history.  One day of this battle killed 6,000 Americans and wounded 19,000 more.  

In the Civil War, Kentucky and Missouri, and Maryland, though powerful slave states, did not secede from the Union.

All this territory was acquired by the United States in what year, by what treaty?

In their secession documents, southern states repeatedly cited their concern over one issue as the reason they were leaving the Union.  This one issue was 

How did James K. Polk add Oregon Territory to the United States?

Which of the following is/are true of the Oregon Trail?

Americans got very interested in settling Oregon territory and the far west in the mid-1800s.  Consider, however, that the Pacific side of North America was separated from the United States by thousands of miles and the Rocky Mountains.  How did Americans even know that there was good land out there?