In 1972, after absorbing 30% of Oman's adult males and 25% of Yemen's, they invade Aden, the fledgling U.A.E., Bahrain and Qatar. Their highly advanced army, uses hardened guerrilla forces to pave the way for Blitzkriegs. Their army swells to five million, now recruiting women. They invade Saudi Arabia, pushing as far north as Riyadh, Buryadah and on the Persian Gulf coast, the Kuwaiti border.