rights version of modernism was very much rooted in 19th century America. In the land, in the American culture, in the idea of home and domesticity, in warm materials that came out of the earth, wood and stone and so forth. The Europeans had a whole different set of priorities.
They were really Utopian socialists. They wanted to remake the traditional family. They envisioned a whole modern culture in which society itself would change. Wright was trying to create a different kind of architectural expression for a traditional culture which he very much believed in.