Grave challenges face each of America’s armed services: the Navy’s size is shrinking while its operational demands increase; the Army and the Marine Corps are on the chopping block for further troop reductions; and the Air Force is aging rapidly. (INCLUDES VIDEO)

Obama's calibration of strategy, with a greater focus on politically-motivated deadlines and less emphasis on security realities on the ground, is a strategic mistake.

For the past couple of weeks, we have been debating whether the GOP presidential field was slipping into isolationism. However, President Obama made clear that if his Republican challengers want the "come home America" vote, they'll have to wrest it from him.

If billions are saved from the withdrawal in Afghanistan and Iraq, where will the money go? Where should it go?

President Obama's pledge to start pulling troops from Afghanistan in July was imprudent. It will be downright dangerous if the conditions on the ground he pays attention to are political ones at home.

The temptation to plunder the F-35 budget is overwhelming. But preserving the program is essential for America’s defense for the foreseeable future.

The United States should not substantially pull troops out of Afghanistan next month. The fight is nearing its climax and with progress fragile, the US needs every troop possible to maintain momentum.

Fourteen months ago, President Bush launched the surge strategy in Iraq. Since then, violence has decreased dramatically: fewer American troops died in December 2007 than in any month since the beginning of the war; civilian casualties in December numbered less than a quarter of those one year prior; and terrorism...