Washingtonpost.com: The 50th Anniversary of NATO

August 21, 1968

Czech youths stand on top of an overturned truck as other Prague residents surround Soviet tanks that rolled into the capital city to crush the "Prague Spring" reform movement.

14 of 30

August 21, 1968 Czech youths stand on top of an overturned truck as other Prague residents surround Soviet tanks that rolled into the capital city to crush the "Prague Spring" reform movement. 14 of 30
	AP Photo / Libor Hajsky/CTK