歷史今天:世界首顆原子彈試爆成功 本文已影響 2.37W人 Trinity was the first test of technology for a nuclear weapon. It was conducted by the United States on July 16, 1945, at a location 35 miles (56 km) southeast of Socorro, New Mexico on the White Sands Proving Ground, headquartered near Alamogordo.