The first successful test of an atomic bomb occurred on July 16, 1945. This test, known as the Trinity Test, took place in the New Mexico desert as part of the Manhattan Project. The detonation marked a pivotal moment in world history, showcasing the devastating power of nuclear energy. It ultimately led to the bombings of Hiroshima and Nagasaki in August of the same year, significantly impacting the course of World War II and subsequent international relations. The Trinity Test raised critical discussions around the ethical implications of nuclear weapons and their future usage.