The U.S. Department of Defense budget accounted in fiscal year 2010 for about 19 % of the United States federal budgeted expenditures and 28 % of estimated tax revenues. Including non-DOD expenditures, military spending was approximately 28 -- 38 % of budgeted expenditures and 42 -- 57 % of estimated tax revenues. According to the Congressional Budget Office, defense spending grew 9 % annually on average from fiscal year 2000 -- 2009.
where does funding for the military come from
tax revenues tax revenues