Following the U.S. Civil War, the Radical Republicans attempted to put a land reform through Congress, promising, 40 acres and a mule, to newly-freed blacks in the South, which was rejected by moderate elements as socialistic. This failure left blacks without an economic base, and was one of the key contributing factors to the development of sharecropping and segregation.
An amendment to the Constitution must be ratified by "three-quarters of the states" although it should be noted that it is rare for this to occur in the US.
I believe it was France in the D-Day Invasions, that was a massive assault on the beaches and ended in the Allied forces pushing through the Nazi defenses.
Answer:
To ensure that the legislative branch of the government has the power to limit the power of the judicial branch.