Manifest Destiny is the belief that Americans were destined to expand across North America from coast to coast.
The Emancipation Proclamation is an executive order by Abraham Lincoln freeing the slaves.
The Monroe Doctrine was a United States policy of opposing European colonialism into the Americas.
Lastly, The Louisiana Purchase was the purchase of the Louisiana territory by the US from France.
Manifest Destiny is the best answer.
They took President Lincoln to the Petersen House, where he later died.
<span>The currently practiced ideology that has its roots in the French Revolution is socialism. Socialism came out of the French Revolution and the changes that occurred as a result of the Revolution.</span>
There are two examples. 1. World war 1. In which case, many countries formed a league in order to prevent such an event from happening again. The league is called the "League of Nations" which composed of many European countries but it was ineffective because of the little military backing it had because the U.S did NOT join the organization. Another example would be World war 2 in which became the deadliest and most causality rated war in history. Over 50 million people died. After the war, the United States became the leader of the free world and helped form the United Nations which is composed of about 193 nations out of 196-198 nations in the world. The League of nations disbanded and the United Nations took its place and still exist today as a peacekeeping organization.