Hi Anna!
What is Horace Mann most famous for? - Horace Mann wanted to see universal public education everywhere in the world, where any children could go to school.
Answer - public schools.
Hope This Helps :)
Impeachment is a long process and lots of times doesn't work in time. This happened with Bill Clinton. He was on trial to be impeached but finished his term before he could be removed from office.
Answer:
Observation
Explanation:
According to the quote, "It is the duty of an astronomer to compose the history of the celestial motions through careful and skillful observation"
An astronomer must first observe before he can do any other thing.
Forbidding European powers from colonizing additional territories in the americas.