The Governorate of Sonoma (Russian: Сономинская губерния, Sonominskaya guberniya), colloquially known as Sonoma (Сонома), is one of the 18 governorates of the Alaskan Democratic Federative Republic. The governorate is bordered by Oregon in the north and the Mexican state of Nevada in the southeast. With a population reaching 10 million residents, Sonoma is the most populous governorate within Alaska. Roughly a third of the population resides around the city of Ross, which is also the most populous city within the nation.