Editor’s Note: Autonomous weapons systems—or, as it is much more fun to call them, killer robots—are a controversial weapon of war. Critics worry that they make war more likely because they do not put so...

Editor's Note: Russian support for separatists in eastern Ukraine and the civil war that has ensued have raised fears of a new Cold War. Indeed, many senior American and European officials have called fo...

Editor’s Note: The White House summit on Countering Violent Extremism (CVE) that will begin tomorrow is a bold attempt to tackle the “root causes” of terrorism. Yet more than a decade after 9/11, neither...

Editor’s Note: Fears about nuclear weapons and concerns about East Asia typically reside in separate worlds. But one risk of a rising China that is usually ignored is how it affects the risk of nuclear w...

Editor’s Note: U.S. foreign policy is a disaster. This lament is heard about every administration, but rarely is it true. Joshua Rovner, a professor at Southern Methodist University, points out that the ...

Editor’s Note: Whether it is the war against the Islamic State or threats to Israel’s security, Americans have strong and often wildly different views about the Middle East and the U.S. role there, and w...

Editor’s Note: The question of the Kurds is one of the knottiest in the Middle East—and that is saying something. Kurdish rebellions have led to tens of thousands of deaths in Iran, Iraq, and Turkey, and...

Editor’s Note: The recent terrorist attacks in France prompted mass rallies and statements of support from around the world. In the United States, President Obama is convening the leaders of concerned st...

Editor’s Note: Last week we discussed the rise of China’s economy and why some U.S. fears of Chinese dominance might be overstated. Yet regardless of the speed of China’s economic growth, its military mo...

Editor’s Note: China’s huge population and spectacular economic growth since the 1980s at first gave rise to fears, and now a sense of inevitability, that China will surpass the United States in the 21st...

Editor’s Note: After the United States helped overthrow Muammar Qaddafi in 2011, Libya was put on the back burner of U.S. policy even as its problems mounted. Moments of horrific anti-U.S. violence, like...

Editor's Note: “Lone wolf” terrorists—those who strike on their own without links to an established organization—are a nightmare for counterterrorism officials. They have no ranks to be penetrated, and o...