On behalf of the Americans of Czech, Slovak and Ukro-Russian descent of Bridgeport, Anthony S. S. Ambrose who was marshal of their unit, No. 14 in the Independence Day parade, sent a message to George Creel, chairman of the Committee on Public Information at Washington, D. C. expressing their most sacred pledge to President [Woodrow] Wilson and the American people to remain steadfast in their determination to work unremittingly for American and Allied victory in this war until the end.
Source: wiktionary