A top US diplomat has called on European countries to help Washington offset competition from arch-foe China, stressing that Beijing has long challenged Europe's "security, economy, and values."

A joint press conference in Washington by the deputy foreign ministers of Japan, South Korea, and the US is canceled over a territorial dispute, with US Deputy Secretary of State Wendy Sherman being left to answer questions on her own.

A media report says US does not seek to build a broad relationship with Pakistan amid growing difference between the two sides over a range of issues.

US Deputy Secretary of State Wendy Sherman is to lead a high-level American delegation to hold strategic and arms control talks with Russian counterparts in Geneva, the State Department announced.

US Deputy Secretary of State Wendy Sherman will travel to China amid significant deterioration in already badly strained Washington-Beijing ties.

Iran's Foreign Minister Zarif rejects any renegotiation of the 2015 nuclear agreement, urging all parties to the JCPOA to get down to implementing the deal.

Trump’s “maximum pressure” campaign against Iran US in a “really bad place,” former US nuclear negotiator Wendy Sherman says.