Romans were able to battle at Sea which helped them to expand their nation. Not all nations had ships and not all nations could fight on water and land. The romans had that advantage.
The major cause of shifts in political allegiance during this time came from the Great Depression, which required strong government intervention to correct the issue. These interventions became commonly ascociated with the Democratic Party, thanks to FDR.
Answer:
The US Supreme Court used the power of judicial review to overturn six key New Deal programs and close one government agency in 1935 and 1936, in the early years of Roosevelt's New Deal. She did not campaign for FDR in 1932 or 1936 because first ladies did not accompany their husbands on the campaign trail.
Explanation:
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Otto von Bismark was the most responsible for the unification of Germany and he did it with nationalism.
The Native Americans had the idea that you couldn't own land, it belonged to the gods. Native Americans also had the idea of "Communalism" which is the idea that everything in the tribe could be used by the tribe. The Europeans had been owning land and purchasing it for private use for centuries and had a deep culture of land ownership dating well past the middle ages.