Arab world Nejd and Hejaz from 1927 until it was further consolidated with Al-Hasa and Qatif into the Kingdom of Saudi Arabia in 1932. The establishment of the State of Israel in 1948 has given rise to the Arab–Israeli conflict, one of the major unresolved geopolitical conflicts. The Arab states in changing alliances were involved in a number of wars with Israel and its western allies between 1948 and 1973, including the 1948 Arab–Israeli War, the 1956 Suez Crisis, the Six-Day War of 1967, and the Yom Kippur War of 1973. An Egypt–Israel Peace Treaty was signed in 1979. The Iran–Iraq War
1948 Arab–Israeli War Jordanians in Latrun cut off supplies to western Jerusalem. Though some supplies, mostly munitions, were airdropped into the city, the shortage of food, water, fuel and medicine was acute. The Israeli forces were seriously short of food, water and ammunition. King Abdullah ordered Glubb Pasha, the commander of the Arab Legion, to enter Jerusalem on 17 May. The Arab Legion fired 10,000 artillery and mortar shells a day, and also attacked West Jerusalem with sniper fire. Heavy house-to-house fighting occurred between 19 and 28 May, with the Arab Legion eventually succeeding in pushing Israeli forces from the Arab neighborhoods of