Trump’s tariffs are the wrong reaction, but too many of those attacking them are unwilling to admit there are grave flaws in the international trade regime. The dynastic rulers in the French House of Bourbon, unlike the rulers in Britain, did not cede power voluntarily; Robespierre and the Jacobins took it from them violently in the French Revolution. Something similar is happening in America today, as President Trump, in the role of Robespierre, guillotines the globalist, free-trading...