In 2003, a free virtual state declared Sweden and the US a war.
Now, Ladonia has its own political program, flag, anthem, president and even the queen. Annually it is visited by 40 thousand tourists. The number of citizens is slightly more than 18 thousand people (while no one lives on its territory). If you want to get exotic citizenship here https://www.ladonia.org/citizenship/
you can fill out the form, pay $ 30 and wait.