Tehran, June 22 -- Iran and the United States have concluded the first round of high-level negotiations in Switzerland, agreeing on a 60-day roadmap toward a final agreement and establishing mechanisms to advance technical talks under the Islamabad Memorandum of Understanding (MoU).

According to a joint statement issued by mediators Qatar and Pakistan, the talks were held at the Burgenstock resort in Switzerland and involved representatives from the Islamic Republic of Iran, the United States, and the two mediating countries.

The mediators said the first day of discussions, held near Lake Lucerne, took place in a "positive and constructive" atmosphere and resulted in "encouraging progress," including the establishment of a "mechanism to c...