Russia’s invasion of Ukraine triggered demands from elites in Europe and America for NATO-aligned nations to involve themselves in the conflict. Many Republicans were initially on board, with Fox News and CNN marching in lockstep behind intervention. But the Republican base quickly soured on the war once it became clear that U.S. involvement didn’t serve American interests. In a strange inversion, the Right became anti-war while the Left championed military escalation. That reversal matters now, as some in the GOP look to drag the country into another long conflict. We should remember what Ukraine taught us.

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