在世界大战期间，美国戏剧看到了一个成熟的时期，其中有许多著名的尤金·奥尼尔和普罗文斯镇的球员。奥尼尔对他的戏剧有不同的看法。他过去把戏剧艺术与自然主义和表现主义技术结合在一起。通过运用这些技巧，剧作家们有了更多的自由度来完成他们的工作。在此期间，也出现了更多的民间戏剧和宗教主题戏剧的出现。在这个时期，另一个主要的运动是选美比赛的演变。还有一种诗意的戏剧的回归，在第二次世界大战前的早些年，它曾是戏剧戏剧的主要元素。然而，在这段时间里，大萧条的经济衰落为抗议戏剧的演变铺平了道路，主要的主题是抗议经济危机。另一个值得注意的运动是，大多数著名的剧作家都喜欢乔治。S Kaufman,George Kelly,Sidney Howard等人都相信O ‘ neil的哲学之路。《二战后》在美国戏剧中有了更多的基础。这个时期也有更多的女性剧作家和剧作家。其中最著名的是Beth Henley,Marsha Norman等。同时也有更多的黑人剧作家，这是消除种族歧视的运动之一。这是这段时期的戏剧性历史。在20世纪70年代早期，有一种亚裔美国戏剧的趋势。这是由Frank Chin代表的。这使他在国际上更加出名，获得了更多的成功。这些年来，拉美剧院也出现了增长。当地的表演者在戏剧中更加出名。同样，在美国各地蔓延的艾滋病危机，也有更多的抗议活动。美国的主要部分看到了同性恋权利运动。作为意识的一部分，在这些主题上出现了更多的戏剧。其中一些是Christopher Durang,Holly Huges等。
During the years of World Wars, the American drama saw a matured period with most renowned works of Eugene O’Neil and Provincetown Players. O’Neil had a different outlook to his dramas. He used to combine the theatre art with naturalist and expressionist techniques. By applying these techniques, the playwrights were having more freedom to d their part of work. During this period, the emergence of more of folk drama and religion themed drama were also seen. Another major movement seen in this time period is the evolution of pageant drama. There was also a return of the poetic drama, that used to be a main element in the theatre drama in the earlier years before the World War II. However, during this period, there was an economic downfall of Great Depression paved way to the evolution of protest drama, where the main theme was the protest against the economic crisis. Another most notable movement seen was that most of the renowned playwrights like George. S Kaufman, George Kelly, Sidney Howard and so on believed in the philosophical path of O’Neil. The post war II has seen more foundation in the American drama. This time period also saw more women playwrights and dramatists. Some of the most renowned were Beth Henley, Marsha Norman and so on. Also the time period saw more black playwrights and this was one of the movements to eradicate the discriminations of racial minorities. This was one of the dramatic history seen during this period. In the early years of 1970’s, there was a trend of Asian American theatre. This was represented by Frank Chin. This made him more renowned and got more success internationally. The Latino theatre also saw a growth during these years. Local performers became more renowned in the theatre plays. Also, when were crisis of aids which was spread in all parts of America, there were more protests against the same. Major parts of America saw gay right movement. As a part of the awareness on the same, there emerged more dramas based on these themes. Some of those dramas were Christopher Durang, Holly Huges and so on.