In 73 the Egyptians didn't moved away from the Suez Canal to stay within the anti-aircraft defense batteries
To stay within the anti-aircraft defense batteries
Eventually, they decided to move forward and then the Israeli air force pounded them.
Only then, the Americans remembered to send us arms.
The Egyptian plan was to break the Bar-Lev line and begin negotiations with Israel as they hold the advantage.
But they made a mistake and exposed themselves to the Israeli air force and to counterattack, that surrounded all their army, and all the way to Cairo was open until the Americans pressured Israel to stop fighting.
The Americans also prevented from Israel to occupy Damascus in Syria sector.