Today, President Obama visited Hiroshima. It was the first time a sitting president has done so. Of course, we’ve entered another arena of liberal debate: were the atomic bombings of Hiroshima and Nagasaki ethical/justified/moral? The answer is yes to all three. First, let’s delve into something a bit disconcerting, which is that an increasing number of Americans feel that the bombing was wrong (via WaPo): In the first Gallup poll from 1945 just after the bombings, a huge 85 percent of Americans approved the bombings. However, figures from 2005 show a significant decline to 57 percent. Meanwhile, another poll conducted...