Because they got tired of oppressing south.
South was also tired of military rule. As the South got more and more upset about the military rule, North came under more pressure to end it.
The only reason for military rule was protecting the black rights. Most of the North didn't care abot black rights.
This was the reason why reconstruction ended.
The answer to the question is the following.
We could have been talking about Vice President Aaron Burr, famous because he had a duel with the former Secretary of Treasury, Alexander Hamilton.
Hamilton had been accusing Burr years before and this created a bitter relationship that turned to hate, only solved by a death duel with guns. The duel happened on July 11, 1804. Burrs shot Hamilton and death wounded the former Secretary of the Treasury. People took the body of Hamilton and took it to the house of William Bayard Jr. Hamilton died the next day.
Answer:
located important routes for trade and travel.
Explanation:
No because you can break them if you dont have something for them like a gun permanent if you dont have one you cant have the frist admemen.