How did world events in the first half of the twentieth century impact the practice of playwriting?

Directions: After viewing the short film Theater in the Modern World, compose a short journal entry (300-400 words in length) that addresses the questions below:

How did world events in the first half of the twentieth century impact the practice of playwriting? What are some of the themes that surfaced during this important time in modern history?
Which of the three one-act plays in this module best articulates some of the social commentary outlined in Theater in the Modern World? Be specific in supporting your analysis by quoting from both the film and the play that you have selected.