Iran's top negotiator Mohammad Ghalibaf also says an agreement reached with the US to release $12bn in frozen assets.

An Iranian negotiating team left Iran for Switzerland on Saturday for discussions on the implementation of its agreement with the United States to halt the war, state media said.

A senior Iranian delegation, led by chief negotiator Mohammad Bagher Ghalibaf, has arrived in Switzerland to participate in negotiations with the US.

Iran and the US have made significant strides in peace talks, with mediators Qatar and Pakistan announcing major progress. Discussions in Switzerland have led to agreements on oil…