Why did the explorers on the Lewis and Clark expedition "laugh out loud" when they arrived in the Clearwater River Valley?

The fighting over the land in palestine is between?

Choose the right phrase to complete the sentence. segregation in the united states in the late 1800s and early 1900s was supported by law alone. by custom alone. by both law and custom.

According to the points given on the the frontier (line), when 25 million skateboards are produced, how many rollerblades can be produced?