<em>These are called Federal laws because they are made by our Federal Government. ... The United States Congress is the lawmaking body of the Federal Government. Congress has two houses: the House of Representatives and the Senate.
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John Calvin created the modern democracy. For example the US, the people get to vote for who they want for their leader and the person with the majority of the votes wins.
Fertile land and food supplies would be the answer
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The Supreme Court can declare presidential acts unconstitutional.