Palestinian Authority Arabs are commemorating Catastrophe Day today: the establishment of the State of Israel. They vow not to forget their "national identity," which many experts say never existed. The Arabs commemorate Catastrophe Day, known in Arabic as the Nakba, on the anniversary of the event that led to the establishment of the State of Israel. The British mandate ended on Saturday, May 15, 1948, and in order not to clash with the Sabbath, David Ben-Gurion convened the Jewish provisional government the day before to declare the new state. The Nakba commemorations began at noon today with a minute-long siren...