The United States joining the League of Nations which was an implemented idea of Wilson's into the Treaty of Versailles. The United States would never be apart of the League of Nations to stay out of foreign conflicts like World War 2.
The Pasteur Institute, a non-profit organisation is dedicated to the study of subjects such as Biology. Research in vaccines, micro-organisms and vaccines is also invested in, being named after Louis Pasteur who is accredited to have made some of the most outstanding breakthroughs in modern medicine during his time. Such include pasteurization and discovery of anthrax and rabies vaccines.
joins California as home to half of all Mexican Americans