 The Devonport municipality was established on 1 January 1907, becoming a city council on 1 January 1981.Devonport was proclaimed a city by Charles, Prince of Wales on 21 April 1981, in a ceremony conducted on the Devonport Oval.The city motto is "The City with Spirit", this gives reference to it being the home base for the passenger ferry ships Spirit of Tasmania I and Spirit of Tasmania II.