Before Missouri was admitted as the 24th state in 1821, it was part of the much larger Missouri Territory. This was the name given to the Louisiana Purchase to avoid confusion following the admission of Louisiana as a state in 1812.
However, Missouri is still part of a no-less-confusing quirk of U.S. geography: Kansas City is mostly in Missouri and not, as one might expect, in Kansas. Missouri's other major metropolitan area, St. Louis, is known for its Gateway Arch, but has recently made headlines for the shooting of an unarmed teenager by a police officer in Ferguson, a St. Louis suburb.
What about Missouri's legal system? Here are 10 laws you should know if you're in Missouri: