Talks between Gorbachev and President Ronald Reagan led to

Talks between Mikhail Gorbachev and Ronald Reagan helped produce a new arms-control treaty. In 1987, they signed the Intermediate-Range Nuclear Forces Treaty, which eliminated an entire category of U.S. and Soviet nuclear missiles. This makes “a new arms treaty” the correct answer; the talks reduced arms rather than building them up.

AI-written and checked against the verified answer.