Forty years on, Al Jazeera examines three weeks of war from which both Arabs and Israelis claimed to emerge victorious. Stalemate at the battlefront brings the threat of involvement by the two global superpowers, the US and the Soviet Union. For a full 24 hours the world stands on the brink of nuclear confrontation. Kissinger brokers a UN monitored peace deal, but turns a blind eye to an Israeli land grab. Arab oil-producing nations turn the screw on Western supporters of Israel by cutting production. Finally a ceasefire is agreed which paves the way for the eventual return of Sinai to Egypt. But the Arab-Israeli conflict continues to this day.