The following year, Saudi Arabia, together with several other Arab nations, launched a military campaign in support of Yemen's internationally recognised government aiming to roll back advances made by Houthi rebels after they overran much of the country in 2014.
"I hope that there will be a way to avoid the military confrontation in Hodeida", Guterres told reporters.
Mr Griffiths held several rounds of talks last week in the Yemeni capital of Sanaa, which is held by the rebels. Some 600,000 people live in and around the city.
The council met behind closed doors to hear United Nations envoy Martin Griffiths report on his diplomatic efforts to keep the rebel-held port of Hodeidah open to shipments of aid and commercial goods.More news: Manchester United’s Fred suffers injury in Brazil training
The ICRC has operated in Yemen since 1962 but said its current activities "have been blocked, threatened and directly targeted in recent weeks, and we see a vigorous attempt to instrumentalize our organization as a pawn in the conflict". "We left it in his hands for the time being", Nebenzia told reporters.
The Saudi-led coalition faces widespread worldwide criticism for its air attacks in Yemen that have killed many civilians.
UN Secretary General Antonio Guterres said there are "intense negotiations" and his Yemen envoy is involved in shuttle diplomacy to stave off the attack. This offensive directly undermines stated USA government policy of preventing an attack on Hudaydah, supporting peace negotiations, and working to alleviate Yemen's humanitarian crisis.
The United States urged all parties of the conflict to ensure humanitarian access to the Yemeni people, Secretary of State Mike Pompeo said Monday.More news: Trudeau's criticism will cost Canada ‘a lot of money'
He cited the possibility that the United States could potentially do more on humanitarian relief, if asked, but said "right now we have not been asked to do more than what we're already doing".
More than 22 million people are now in serious need of aid, with 8.4 million on the brink of starvation, the United Nations has said.
The Red Sea port is a lifeline for millions of people, handling most of the country's commercial imports and humanitarian aid supplies.
The U.S., he said, is closely following developments in Hodeidah and urged Emirati leaders to preserve "the free flow of humanitarian aid and life-saving commercial imports".More news: How Meghan Markle dared to break protocol at Queen's birthday parade