The Adriatic Campaign of World War I was a naval campaign fought between the Central Powers and the Mediterranean squadrons of Great Britain, France, the Kingdom of Italy, Australia, and the United States.

Marche, in English sometimes referred to as the Marches, is one of the twenty regions of Italy. The region is located in the central area of the country, and has a population of about 1.5 million people, being the thirteenth largest region in the country by number of inhabitants. The region's capital and largest city is Ancona.