Ronald Reagan expanded upon the doctrine of Mutually Assured Destruction to strengthen American nuclear deterrence

As the number of missile-wielding states grows and as the nuclear club expands, the likelihood of a missile being unleashed against the American people or their allies—whether by mistake, miscalculation, or a madman—also grows. Missile defense doesn’t eliminate the danger, but it does give us a fighting chance to confront it.

While realists and liberal internationalists typically argue about whether the goal of foreign policy should be to achieve pragmatic objectives or to support our fundamental beliefs about the value of human lives, adherents to either school likely would agree that working to end the scourge of the North Korean slave trade meets the threshold for action.

North Korea has threatened to fire an ICBM into international waters near the U.S. territory of Guam. Donald Trump has threatened fire and fury. Here is what you should know about the ongoing North Korean missile crisis.

After North Korea’s successful ICBM test on July 4, does the Trump administration have any realistic policy options to deter the Kim Jong-un regime?

One area, happily, where President-elect Donald Trump has left little room for concern, at least during the campaign, is missile defense.