BRUSSELS (AP) — NATO Secretary-General Jens Stoltenberg said Wednesday that allies blame Russia for violating an important Cold War-era missile treaty but he does not expect them to deploy more nuclear warheads in Europe in response.

In Moscow, Russian President Vladimir Putin followed up on U.S. President Donald Trump's declared intention to pull out of the 1987 arms control pact by warning that if the U.S. deploys the now-banned missiles in Europe, Russia would target the nations hosting them.

The European Union has described the Intermediate-Range Nuclear Forces (INF) Treaty as a cornerston...