Though technically the finale (spanning episodes 21 and 22), the season 4 conclusion involves a massive secret being revealed.

You can find a detailed review and analysis of its political relevance on Star Trek Forever or read about its iconic civil liberties speech . The West Wing

: "The Double Death of the Dearly Departed." Discussion regarding character motivations for this episode can be found on Reddit . The Blacklist finale recap: 'Mr. Kaplan: Conclusion'