Balance of power is talking about the legislative, judicial, and executive branch which were all made to keep each other "balanced out" where they can check other branches and make sure that decisions being made aren't "unconstitutional" so that there wouldn't be one person with total power that could lead to a dictatorship.
The answer would be the invasion of CAMBODIA
Answer:
The south never again fought on the union soil
Explanation:
The Battle of Gettysburg was a pivotal moment during the Civil War, because it made possible for the North to reclaim the Mississippi River which was a very important route for the North. Also, by reclaiming the River, the North split the Confederacy in two, which made things very hard for them because of the transportation of supplies. Also, after the battle, the Confederate Army was forced to retreat to Virginia and would not return North again.