It's election day and you are representing the Lime Green Party of America. Name any state to grab its electoral votes and defeat the hated Periwinkle party.
Although by ordering this alphabetically by country, as you have, makes many of the answers obvious, it is also the case that several of these cities are found in more than one country. For example there is a Cordoba in Spain as well as Argentina. Also you have listed Newcastle twice - UK as well as Australia but don't accept UK as the answer the first time.