The unification of Italy into a single state (1861), as in the film The Leopard (dir. Luchino Visconti)
http://www.youtube.com/watch?v=OW50Fbl00fY&feature=related
Duration: 2' 45"

Independence of Ireland from Great Britain (1916-1920s), as in the film Michael Collins (dir. Neil Jordan)
http://www.youtube.com/watch?v=v6L66xhKdgE
Duration: 1' 24"

Independence of Algeria from France (1962) As in the film The Battle of Algiers (dir. Gillo Pontecorvo)
http://www.youtube.com/watch?v=Ca3M2feqJk8
Duration: 2' 17"

Inter-state wars in history, as in the animation 1000 Year of War through the World (by Jordi Colomer) (explosions are proportional to the number of victims)
http://www.youtube.com/watch?v=NiG8neU4_bs
Duration: 4' 47"