He used a telescope VENUS helped him to confirm it.
Answer:
the action of keeping something harmful under control or within limits.
Explanation:
The Atlantic Ocean and the Pacific Ocean. The term Manifest Destiny was first used by John O'Sullivan, a newspaper editor in 1845, to describe the prevailing American mindset that all lands from coast to coast are destined to belong to the United States. This mindset was reinforced by the Lewis and Clark Expedition in the early 1800s, which scouted out the American West and came into fruition with the completion of the transcontinental railroad in 1869.
The power comes from the people
The U.S. Constitution gives the legislative branch the power to make laws. This is anexample of Separation of powers. All legislative powers herein granted shall be vested in a Congress of the United States, meaning that it is the only part of the government that can make new laws or change existing laws.