U.S. pulls out of Soviet-era nuclear missile pact with Russia

The United States formally withdrew from a landmark nuclear missile pact with Russia on Friday after determining that Moscow was in violation of the treaty, something the Kremlin has repeatedly denied.

Washington signaled it would pull out of the arms control treaty six months ago unless Moscow stuck to the accord. Russia called the move a ploy to exit a pact the United States wanted to leave anyway in order to develop new missiles.

The 1987 Intermediate-range Nuclear Forces Treaty (INF) was negotiated by then-U.S. President Ronald Reagan and Soviet...