Once a year, the Seto people of southeastern Estonia gather to celebrate 'Kingdom Day,' a cultural event that serves as a symbolic assertion of their distinct identity. During this festival, a chosen village is transformed into a temporary kingdom, complete with its own mock currency and entry visas issued in place of standard tickets. The event is designed to bolster the visibility of the Seto language and traditions, which have been passed down for centuries.

Central to the celebration is a mock military parade, which serves as a theatrical representation of the community's history and resilience. The festival acts as a focal point for the Seto people, who are an indigenous Finno-Ugric ethnic group with a unique linguistic and religious background. By creating a 'kingdom for a day,' the community draws attention to their efforts to maintain their cultural heritage in the face of modern assimilation. While the event is largely symbolic, it functions as a vital mechanism for intergenerational knowledge transfer and community cohesion. The Independent notes that these activities are part of a broader, ongoing effort by the Seto to ensure their centuries-old customs remain relevant and vibrant in contemporary Estonian society.