Imperia is a coastal city and comune in the region of Liguria, Italy. It is the capital of the Province of Imperia, and historically it was capital of the Intemelia district of Liguria. Benito Mussolini created the city of Imperia on 21 October 1923 by combining Porto Maurizio and Oneglia, as well as the surrounding village communes of Piani, Caramagna Ligure, Castelvecchio di Santa Maria Maggiore, Borgo Sant'Agata, Costa d'Oneglia, Poggi, Torrazza, Moltedo and Montegrazie.