What era is most closely associated with the image above

Which was the more threat to soviet control of eastern europe: the hungarian uprising (1956)or events in czechoslovakia (1968)? explain your answer by reference to each

Atch the terms with their definitions. 1. power-hungry militants who grabbed absolute control by force "direct democracy" 2. set the rules and maintained authority within the city-state nobles 3. first name given to the greek democracy solon 4. lofty, financially well-to-do citizens who carried much power within the community assembly 5. in 594 b. c. he was chosen as an athenian statesman with reformation powers tyrants

Was the civil war inevitable? could anything have been done through compromise to stop it, or did it have to happen?