A supporter of Houthi rebels collects money during a gathering to collect food aid and mobilise more fighters into Hodeidah battlefronts, in Sanaa, Yemen. Photograph: Yahya Arhab/EPA

On October 30th, US secretary of defence Jim Mattis and secretary of state Mike Pompeo called on all sides in the war in Yemen to agree a ceasefire wi(...)

Saudi King, Salman bin Abdel Aziz (right) meeting with US secretary of state Rex Tillerson  in July. Photograph: EPA/Saudi Press Agency

The crisis between Qatar and three other members of the Gulf Co-operation Council (GCC) undermines the unity of the organisation and could implode it.(...)

US secretary of state Rex Tillerson shakes hands with Qatari foreign minister Sheikh Mohammed bin Abdulrahman Al Thani prior to a meeting at the State Department in Washington, DC, on Tuesday. Photograph: Shawn Thew/EPA

Qatar could face further sanctions by Arab states as a deadline to accept a series of demands from its Gulf neighbours, including closing down the tel(...)

US president Donald Trump and the then Saudi  Defence minister, and now crown prince, Mohammed bin Salman,  in the  White House in March. Photograph: Nicholas Kamm/AFP/Getty Images

Saudi King Salman’s elevation of his favourite son, Mohammed, to the post of crown prince was on the cards as soon as the duo took over in January 201(...)

US president Barack Obama  stands next to Saudi Arabia’s King Salman during the summit of the Gulf Co-operation Council  in Riyadh on Thursday. Photograph: Faisal Al Nasser/Reuters

The United States will deter and confront aggression against Gulf Arab monarchies, which continue to have concerns about threats from Iran, President (...)

Saad Hariri, the son of assassinated former prime minister Rafiq Hariri, is so fearful of an assassin’s bomb or bullet that he lives in Riyadh and Paris. Photograph: EPA

Angered over Beirut’s failure to condemn an attack on the Saudi embassy in Tehran and meet key Saudi political demands, Riyadh has cancelled a $4 bill(...)