Russian President Vladimir Putin has threatened to use nuclear weapons once more. Most likely so-called tactical nuclear weapons now that his soldiers are retreating from Ukraine . There is no such thing as a “tactical nuclear weapon,” in my opinion. Advertisement Russian President Vladimir Putin has threatened to use nuclear weapons once more, most likely so-called tactical nuclear weapons now that his soldiers are retreating from Ukraine. He stated in a speech last week that “we will unquestionably utilize all weapon systems at our disposal in the case of a threat to the territorial integrity of our nation and to...