How did federalism limit the powers of government in the United States? It created three branches of government. It assured that
power would not be abused by developing a central "watchdog" agency to enforce the Constitution. It abolished all centralized government in favor of state rule. It created two sovereigns, the state government and the federal government, which must share power.
Federalism limited the powers of government in the United States in that it created two sovereigns, the state government and the federal government which must share power.
The Kingdom of Prussia (aka "Germany") and the Austrian Empire joined together to seize the territory of Schleswig-Holstein from Denmark due to the regions majority German population.