The video consists of a series of frames showing a map of Europe, with a particular focus on the area around the Baltic Sea. The map is colored in a beige tone, with the countries outlined in black. The Baltic Sea is depicted in a light blue color. Throughout the video, different countries are highlighted in red, indicating their territorial changes. The video progresses through various frames, each showing a different stage of territorial changes. The final frame shows the current territorial boundaries of the countries in the region.