Press Space, and then use arrow keys to go forward and backward in time.
Now with the capitals of the Scandinavian countries (not including Finland) I put "personal union" things to show if a country was in a personal union with another. In-between means it is with both countries its next to, underneath means that specific country has a personal union with something else. Originally made 4-3-2025, but posted it today after finding out how to make the bars not jerk from 1700-1800. Music: Village Consort - Kevin Macleod Data: La Population Des Villes Europeennes - Bairoch, Batou, Chevre, 1988