The whimsical chart attached herein illustrates the reduced levels of French migration to the American shores that was the result of the 1914 European conflict and the German U-boats that accompanied the German declaration of war.
WW 1 Effect on US Immigrationmeasured impact of WW1 on European migration to USAUS Immigration History 1915History of French Immigration to USAU.S. Immigration History 1910-1915European Migration History 1910-1915L'Emmigration aux Etats-Unis Pendant la GuerreWW1 Effect on Immigration levels from EuropeImmigrants deterred from moving to USA as a result of WW1