Back in April, Gates announced plans to cut programs from the Defense Department that no longer made sense, including the plan to eliminate the F-22 fighter program as expected.
His proposed changes needed to be approved by Congress before taking effect.
"We stand at a crossroads," Gates said last week. "We simply cannot risk continuing down the same path -- where our spending and program priorities are increasingly divorced from the very real threats of today and the growing ones of tomorrow."
ABC News' Jake Tapper and Devin Dwyer contributed to this report.