As Washington and Tehran move towards a long-term ceasefire agreement, Gulf states will likely look for new long-term security solutions when a war in their region – which they did not start – finally ends.It comes as United States President Donald Trump cancelled new strikes on Iran saying that a deal with Tehran was imminent, and that a “time” and “place” for signing would soon be announced.Recommended Stories list of 4 itemsend of listIn Tehran, officials appeared more cautious with one senior Iranian official telling Al Jazeera that the government was still reviewing a proposed Memorandum of Understanding with Washington.Subsequent comments by Pakistan Prime Minister Shehbaz Sharif point to a deal being made, and what follows in the coming days could have important implications for collective regional security.Attacks on the GulfThe United States operates military facilities in at least 19 locations across the MENA region, including permanent bases in Bahrain, Egypt, Iraq, Jordan, Kuwait, Qatar, Saudi Arabia and the United Arab Emirates, according to the Council on Foreign Relations. Between 40,000 and 50,000 US troops were stationed across the region before the war on Iran started.This US-Gulf nexus appeared to insulate states from conflicts engulfing other parts of the region, but over the past four months, Gulf states hosting US military facilities have been targeted by Iran.“If there is a way to describe the prevailing security model in the region since the 1980s, the concept o …