The answer is" Assembly lines were highly efficient.....
The Emancipation Proclamation is very important to the United States because it abolished slavery. The Emancipation Proclamation was a executive order, ordered by President Abraham Lincoln, on January 1, 1863 that abolished slavery completely. This executive order changed the topic of the war to freeing slaves and bringing them to the free land. If it wasn't for this executive order, there could possibly still been slavery during their time, and possible today.
Answer:
The Appalachian Mountains
Explanation:
The Appalachian Mountains formed a natural boundary to the west. The geography and climate of the thirteen colonies separated them into three different regions: New England, the Middle Colonies, and the Southern Colonies. New England Coast Rocky coasts are common in New England.
They both discouraged contact from outsiders.
