There are three branches of the United States government.
1. Legislative
2. Executive
3. Judicial
The Constitution of the United States provides for checks and balances of power between these three branches.
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Issued by the Office of Management and Budget (OMB), the Budget of the United States Government is a collection of documents that contains the budget message of the President, information about the President's budget proposals for a given fiscal year, and other budgetary publications that have been issued throughout the fiscal year.