The US and Iran ended direct talks in Pakistan without an agreement, putting a fragile ceasefire at risk and raising doubts over efforts to end a six-week war that has killed thousands and disrupted global energy supplies.

The U.S. continues to wait for Iran's response to its latest peace proposal, as the fragile ceasefire is still holding. President Trump said Saturday he "expects to hear very soon" from the Iranians.

Vice President JD Vance says Iran chose not to accept US terms while Iran says it did not expect deal in first meeting

Vice President JD Vance and White House officials departed Islamabad, Pakistan after failing to reach a peace agreement with Iran on Sunday.

The Trump administration's framework proposed a pause in fighting while officials hammer out a permanent peace plan.

Iran-US war latest: Trump says war will be ‘over quickly’ as Israel hits Beirut for first time since ceasefire - Israel launches strikes on Beirut for the first time since the 16 April ceasefire

A fragile ceasefire between the US and Iran has largely held since 8 April but in-person talks between the two countries hosted by Pakistan last month failed to reach an agreement.

Iran said on Wednesday it was reviewing a US peace proposal that sources said would formally end the war while leaving unresolved the key US demands that Iran suspend its nuclear program and reopen the Strait of Hormuz.