Neither one is the most powerful for they all powerful in their own right. But communism fell after the wall of Berlin was torn down in the late 80's, so that brought tremendous damage to the system many refer to as communism. Though it would not be suprising of it still exist in other countries.
The U.S is mostly a capitalist economy system. Though we do have many charcteristics of a socialist economy.
They used the same trail moving toward the west during their travel but separated when they all reached farther locations in the west where they separated. It wasn't easy for them because diseases like cholera were widespread on their journey that affected the river.
<span>African Americans faced less discrimination out west because there were mostly a different race of people in that area, mostly spanish and indians. The people were more accepting because they all different in many ways.</span>
Under appellate jurisdiction cases can be heard only in the federal courts, while under concurrent jurisdiction, federal and state courts share the power to hear cases.
Unlike the concurrent jurisdiction, On appellate jurisdiction, the outcome of the decisions only affected by the power of the higher court (ie : Federal courts)