sentences:  In this last year he joined the faculty at the University of Minnesota where he taught until 1921.No doubt his travels influenced his work and his thinking.His humanism and Americanismthat is, his firm defense of Hispanic-American cultural valuesmade him write a final lecture for the
  Club of International Relations of the University of Minnesota about the "intervencionist policy of the United States in all the Caribbean", since his own nation had been invaded in 1916.