Trump could have chosen the deal. He could have chosen retrenchment. But he could not choose both.

Headlines stressed French President Macron’s purportedly implied critique of Trump in his address to the United States Congress last week. But more significant is its continuity with the historical American-French friendship, however sometimes bumpy. Macron noted his speech was on the fifty-eighth anniversary of his predecessor President Charles de Gaulle’s 1960 address to the US Congress.

The US and South Korea should have contingencies ready in case negotiations with North Korea don’t go as planned.

Keeping in mind North Korea’s record of dishonesty, President Trump would do well to keep the arrows of US force close at hand, even as he extends the olive branch of peaceful negotiation.

China is ready to challenge American global leadership and the liberal international order itself. In Destined for War: Can America and China Escape Thucydides’s Trap?, Graham Allison argues that a war between the two great powers is a scarily real possibility that needs our attention.

Perhaps the most intriguing—and certainly the most disquieting—section of President Donald Trump’s State of the Union address was his 475-word overview of the monstrous North Korean regime.

The United States must be able to convince our adversaries that Americans have the will and capability to inflict punishment on them in response to an act of aggression such that they would not carry out the act of aggression in the first place, and so the United States won’t have to inflict the punishment it promises.

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.

The U.S. Defense Department contains an inventory of roughly 7,100 nuclear warheads. About 4,760 are active, while approximately 2,340 warheads are retired, but still intact. The retired warheads are in storage and await dismantlement. Here is what you should know about nuclear weapons: