Mickey Mouse universe to Duckburg, the city in which Donald Duck lives (see Donald Duck universe). According to traditional continuity, both cities are located in the fictional U.S. state of Calisota – analogous to Northern California. The most consistent aspect of the Mickey Mouse universe is the characters. The most well-known include Mickey's girlfriend Minnie, pet dog Pluto, friends Horace Horsecollar, Clarabelle Cow, Donald Duck, Daisy Duck and Goofy, and nemesis Pete. Some Disney productions incorporate characters from Disney's animated feature films, such as "Bath Day" (1946; in which Figaro from "Pinocchio" appears as Minnie's cat), "Mickey's Christmas Carol" (1983), and – most
Donald Duck universe who were squatting in the site and using the old fort as their headquarters, even though they did not have legal title to it. The dispute led to a small war in 1902, involving the United States marines and navy, led by then President Theodore Roosevelt. Eventually however, the construction of the Money Bin, and Scrooge's establishment of various businesses in and around Duckburg, caused Duckburg's population to swell, and turned the small town into a bustling city and a global financial centre within a few decades. Calisota is a fictional U.S. state, created by Carl Barks in his story