Doggerland is an area of land that contacted Great Britain to mainland Europe during the last Ice Age. It was flooded by rising sea level around 6,500 or 6,200 BC all over time. Finally, there is only an island with name Doggerland already exist. And an civilization shall rise upp in Doggerland about 800 BC, when Bronze Age comes to island in 900 BC. The island has Gaelic/Norse citizens named Doggers and they speak Doggerish. Over 2800 years since its formation of an civilization, today Doggerland is an island nation located in North Sea and member of European Union and United Nations, an kingdom with king as ruler and its traditional history about Doggerland's last 2800 years. So yeah, Doggerland exists in modern time and not in OTL, when the island is under water.
Welcome to Doggerland Exists!