What was the wall called that Israel had in Sina in the war 1973?
1973 Yom Kippur War Three years of relative calm along the borders were shattered on Yom Kippur (Day of Atonement), the holiest day of the Jewish year, when Egypt and Syria launched a coordinated surprise assault against Israel (6 October 1973), with the Egyptian Army crossing the Suez Canal and Syrian troops penetrating the Golan Heights.