Previously released FBI files document a spate of threats against Ted Kennedy in the weeks after Robert Kennedy's assassination in June 1968, and five years after their older brother, President John F. Kennedy, was killed. Several of the letters appeared to be written in the same hand.
Who were the Louisiana territory explorers? Meriweather Lewis and William Clark led the expedition that explored the Louisiana Territory for the US government. Edit
The Spanish explorer Hernando de Soto is the first European explorer known to the region (1540). France ceded control of Louisiana at the conclusion of the French and Indian War in 1763--an area that extended west to the Mississippi and included present-day Tennessee.