Which word best go in each category!!!!!!!!HELP PLEzzz?

Question: Which word best go in each category!!!!!!!!HELP PLEzzz!?

Category's:-
Art's and way of life
Historical Development
European peoples

Word's :-
romanticism
ethnic cleansing
city states
middle ages
feudalism
renaissance
urbanization
reparations
welfare state
european union
reformation
refugees
realism
cold war

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Best Answer - Chosen by Asker:

Art's and way of life:
romanticism
realism
urbanization
reformation
reparations

Historical Development:
city states
middle ages
renaissance
urbanization
reparations

European peoples:
feudalism
cold war
european union
ethnic cleansingWww@QuestionHome@Com