The system of checks and balances failed when Jackson didn't listen to the ruling of the Supreme Court and proceeded with his Indian Removal Act.
A dispute between two countries about tariffs would most likely be settled by the World Trade Organization.
<h3>What is the world trade organization?</h3>
This is the body that overseas the trades that occurs internationally between the different nations of the world.
The World Trade organization is concerned with dealing with the rules of trade between nations.
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It was the attacks on the World Trade Center in New York City on September 11th that caused the establishment of the United States department of homeland security, whose main objective is protect the US from terrorist attacks.
The Berlin Conference ended with rules for Europe to take over Africa. This resulted in exploitation of African resources and a new chance at European imperialism.