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
Arab League and the Arab–Israeli conflict Committee. On Friday, 14 May 1948, a day before the British Mandate over Palestine expired (the next day being Shabbat), the Jewish People's Council gathered at the Tel Aviv Museum, and approved a "proclamation" declaring the establishment of a Jewish state in Eretz Israel, to be known as the State of Israel. The next day the seven Arab League members, Iraq, Syria, Lebanon, Transjordan, Egypt, Saudi Arabia and Yemen, coordinated a march with their forces into what the previous day had been the area of the British Mandate, marking the start of the 1948 Arab–Israeli War. In the introduction to