Nagasaki marked the 74th anniversary Friday of the U.S. atomic bombing of the city in World War II, with Mayor Tomihisa Taue calling at the annual memorial ceremony on the Japanese government to immediately sign a U.N. treaty banning nuclear weapons."As the only country in the world to have experienced the devastation caused by nuclear weapons, Japan must sign and ratify the Treaty on the Prohibition of Nuclear Weapons as soon as possible," Taue said in the annual declaration.The mayor had urged the central government to sign the international treaty at the two previous annual ceremonies, b…READ FULL ARTICLE