Timeline of European National Flags Part 2 1815-1899

The only reason is why it doesn't start in 1800 is because of the Napoleonic wars. Not a lot of things happened at that time, but it will change a lot. Music: Les Toreadors.

The smaller states of the German Confederation is shown with the flag of the German Confederation.

Sources:

Other YouTube history channels

The map used in this video comes from the blank atlas.

Other main sources: Wikipedia, FOTW, and other various websites.