Assembly/AU/Dec.421(XIX) Page 3 16. CALLS ON Israel to abide by the decision of the United Nations and to sign the Treaty on Non-Proliferation of Nuclear Weapons, in order to make the Middle East a zone free of nuclear weapons and weapons of mass destruction; 17. URGES the African Union Commission to work with all members to activate the African Union Committee on Palestine; 18. EXPRESSES grave concern at the recent expulsion of African Nationals from Israel and condemns this unwarranted act; 19. URGES all Member States of the United Nations who have suspended their contributions to UNESCO to rescind that decision and FURTHER CALLS on them to resume contributions for the continuation of UNESCO programs.