It helped by improving the attitude of European nations
The fall of the Berlin wall when the east and west Germans tore it down with pickaxes and the shredding of the iron curtain, the barrier that had on one side democracy and the other communism, thus destroying families.
The event that made it apparent that Russia was desperately in need of reform is : A. the crimean war Crimean war happened in 1853 - 1856 between Russia against the alliance of france, british, sardinia, and ottoman empire , which caused by The will to take control of the christian holly land from the hand of the ottoman empire
