A soldier who is counted as killed, wounded, captured or missing in a battle.
What is a casualty
He was the famous actor who assassinated President Abraham Lincoln.
Who is John Wilkes Booth
On this date, the Declaration of Independence was signed in Philadelphia, breaking the colonies away from England.
What is July 4, 1776
He "invented" the cotton gin and developed the concept of mass production using interchangeable parts.
Who is Eli Whitney
This was the unofficial boundary between North and South, between Free and Slave states
What is the Mason-Dixon Line
He was the former United States Senator and Secretary of War who became president of the Confederacy
Who is Jefferson Davis