B i think so..............
The first one is dada that last one is expressionist and ik yk what the middle on is
Answer:Alternative Title: Convention of Badgastein Convention of Gastein, also called Convention Of Badgastein, agreement between Austria and Prussia reached on Aug. 20, 1865, after their seizure of the duchies of Schleswig and Holstein from Denmark in 1864; it temporarily postponed the final struggle between them for hegemony over Germany.
Explanation:
A powerful ruling class I took this already.
It was replaced by the Russian tricolor