Alliances with nations that quash democracy and human rights are proving costly.

If the U.S. retreats from the Middle East, it will lose whatever restraining leverage it once had over allies and competitors alike and leave behind a more chaotic environment.

U.S. Republicans, Democrats, unions and manufacturers are aboard the anti-China train. What about Silicon Valley?

Countries on the eastern flank still see Russia as an existential threat, but countries in NATO's south are more fearful of terrorism and migration flows.

From the East China Sea to Africa, Beijing is flexing its muscles.

Unlike previous U.S. presidents, Donald Trump dispenses with the lie that economic growth will make Beijing a better global citizen.

U.S. allies have two options: Court the mercurial U.S. leader or stand up to him.

Russia and China had a vicious split in the 1960s; now they are in a budding bromance.

Trump's foreign policy hasn't been the disaster that many feared, but he may still capsize the ship