Defense Secretary Leon Panetta warned Congress on Monday that deeper defense cuts would leave the military with the smallest ground force since 1940, lead to possible months-long furloughs of

Republican lawmakers voted Wednesday to limit President Barack Obama's authority to reduce America's nuclear arsenal and implement a U.S.-Russia arms control treaty overwhelmingly approved by the

The Pentagon's top civilian and military leaders implored Congress Wednesday not to cut too deeply into military spending, plunging into a heated political debate over how to curtail defense costs