Despite the remaining differences, U.S. officials signaled growing optimism on Tuesday that negotiations are moving in the right direction.

The Swiss Foreign Ministry confirmed that the planned talks involving the United States, Iran, Qatar, and Pakistan had been postponed.

The Islamic Republic’s reason for existence is rooted in a revolutionary worldview.

Israel is conducting 'stubborn negotiations' with the United States and has no intention of backing down from its core security demands.

The document includes a pledge to safeguard Lebanon's territorial integrity and sovereignty.

The source claimed that Tehran has informed Hezbollah it will not sign a final nuclear agreement with Washington unless Israel's withdrawal from Lebanon is completed.

Washington rejected an Israeli request to view the memorandum before the signing ceremony, expected to be held in Switzerland later this week.