Defense spending accounts for about 20 percent of all U.S. federal spending.
Despite a proposed slashing of U.S. Army personnel to pre-World War II levels, American military might is beyond question.

Defense spending accounts for about 20 percent of all U.S. federal spending. Despite a proposed slashing of U.S. Army personnel to pre-World War II levels, American military might is beyond question. Source: American Military Dominance In One Staggering Chart