Answer :
national defense, Social Security, healthcare, and interest payments are the four main spending categories of the federal government.
The United States is a federal republic with 50 states, a city inside a federal district, five significant self-governing territories, and a number of island possessions. The federal government of the United States is the country's national government. The three different departments of the federal government sometimes just referred to as Washington are the legislative, executive, and judicial ones. According to the U.S. Constitution, these branches are respectively headed by the president, the Congress, and the federal courts. Acts of Congress, such as the establishment of executive agencies and courts below the Supreme Court, further clarify the roles and responsibilities of these bodies.
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