Trump Threatens Broad Attacks in Iran. How Is Illegal Conduct in War Defined?

It is illegal for any military to target civilians, as President Trump has suggested he would in threats against Iran. But the U.S. has sought significant leeway in defining a civilian target.​It is illegal for any military to target civilians, as President Trump has suggested he would in threats against Iran. But the U.S. has sought significant leeway in defining a civilian target.