President Donald Trump and Republicans in Congress have been determined to dismantle fact-checking journalism, both in the United States and around the world. Are they having regrets now? Iran may be outgunned on the battlefield, but the country is holding its own in information warfare. Report after report has documented its propaganda network. Iran’s messaging efforts include mocking Trump, promoting false military wins and sowing discord and confusion by claiming, for example, that Israeli Prime Minister Benjamin Netanyahu was dead. (He’s alive.) Iran’s Lego videos have gone viral . And there’s evidence that Russia and China are amplifying Iran’s propaganda. Now that the United States is on the receiving end of waves of disinformation from Iran, the Trump administration is looking for solutions and not finding much — or not much that would be believed by a skeptical public, both here and especially abroad.…