Oman's minister of state for foreign affairs Yusuf bin Alawi visited Tehran to discuss 'bilateral relations and regional issues'.
Oman is among those calling for the release of a British-flagged tanker and for London and Tehran to resolve their dispute with diplomacy.
The US president said he called off the strikes because the expected death toll of 150 people would not have been a 'proportionate' response to Tehran shooting down an American drone.
The chair of the Redeployment Co-ordination Committee convened its first meeting by videoconference Wednesday to discuss the general outlines of its work.
UN special envoy to Yemen Martin Griffiths is expected to brief the Security Council Thursday on the outcome of his talks with all parties.
The Dhahran Declaration condemns Iran's 'aggressive attempts to destabilise the security and fuel sectarian sedition in the Arab countries'.
Talks between the two countries focused on countering terrorism and strengthening bilateral relations in the areas of economy, trade and reconstruction.
The Omani 'sabla', a unique form of consensus building and conflict resolution, remains central to life but is changing to keep up with the times.
In a speech to the UN General Assembly, President Michel Aoun asked that Lebanon be designated as a global centre for dialogue.
The country's top court convicted a 'terror cell' of links to Iran and Lebanese militia Hizbullah, and of plotting terror attacks in Kuwait.