The Caribbean island, which shares a close yet fraught relationship with the rest of the United States, faces a multilayered economic and social crisis rooted in long-standing policy and compounded b…

President Trump’s decision to levy tariffs on China highlights concern about the ongoing role of the WTO and the future of global trade rules.

Tariffs have been applied over the years to protect homegrown industries and target competitors who are seen as using unfair trade practices. They impose costs on both importers and exporters and had been in decline until the recent U.S.-China trade war.

Backgrounder examines the Intermediate-Range Nuclear Forces (INF) Treaty, which may now be imperiled by mutual suspicion between Russia and the United States.