The 1986 meeting in Iceland between U.S. President Ronald Reagan and Soviet leader Mikhail Gorbachev was like none other. It offers helpful context for a potential U.S.-North Korea arms control summi…

Iran could restart aspects of its nuclear program if President Trump declines to renew sanctions waivers this month, leaving major powers with few options for monitoring or restricting it.

Armenia’s partnership agreement with the EU signals its shift toward Europe amid growing tensions between Russia and the West.

The expulsion of Russian diplomats by more than twenty governments is a remarkable show of unity and a deepening of Moscow’s rift with the West.

Spain’s effort to block Catalonia’s referendum on independence may push more Catalan voters to support it.