Ever since the end of World War II, America has been the dominant world superpower. We have been ready to use that power to defend our national interest. Or to defend a certain set of values. Or both.

But there has always been a tension in this country between isolationism and interventionism. Between those among us who think we should maintain an active role in world affairs—and those who want to pull back and focus on our myriad problems here at home.

That long standing debate is being reignited right now on the Russian-Ukrainian border.

So for today, a debate between Bret Stephens and Matt Taibbi on American Power. When should we use our might? And has recent history proven that we do more harm than good?

Bret Stephens is author of America in Retreat. Matt Taibbi is the author, most recently, of Hate Inc.

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