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.
The answer should be representative I hope this helps
Thirteenth fourteenth and fifteenth amendments are called the reconstruction amendments which aimed to achieve political equality in the American society.
Explanation:
The purpose of the thirteenth amendment was to abolish slavery and annihilate serving someone involuntarily. Fourteenth amendment advocates rights of an american citizen and fifteenth amendment proclaimed that all citizens are equal to vote in United States of America.
These amendments were called reconstruction amendments because it was significant in transforming united states which was partially free and partially slave states to a country on which liberty and equality was bestowed without any disparity on all citizens of US.