Answer:
internatial cooaperation
Explanation: I could be wrong but I think that is correct
I can give the meaning of the other words
mil·i·ta·rism
/ˈmilədəˌrizəm/
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noun DEROGATORY
the belief or desire of a government or people that a country should maintain a strong military capability and be prepared to use it aggressively to defend or promote national interests.
"the hostility and militarism of the regime has not ebbed in any perceptible manner"
na·tion·al·ism
/ˈnaSH(ə)nəˌlizəm/
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noun
identification with one's own nation and support for its interests, especially to the exclusion or detriment of the interests of other nations.
"their nationalism is tempered by a desire to join the European Union"
advocacy of or support for the political independence of a particular nation or people.
"Scottish nationalism"
