It really was the birth of a nation.

就这样造就了一个国家。

You're starting the birth of a nation.

威廉·博迪特 要创立一个新的国家。

In nineteen fifteen, D. W. Griffith made a long, serious movie called " Birth of a Nation."

在1915年，D.W.格里菲斯制作了一部很严肃的长篇电影，名为《一个国家的诞生》。