Uniform Title African Nuclear-Weapon-Free Zone Treaty (1996). Protocols, etc. 1996 Apr. 11. Title Protocols I and II to the African Nuclear-Weapon-Free Zone Treaty : message from the President of the United States transmitting Protocols I and II to the African Nuclear-Weapon-Free Zone Treaty, signed on behalf of the United States at Cairo, Egypt, on April 11, 1996, including a third protocol related to the treaty.