Answer:
OD
Explanation:
i think it is human system . and it will help u friend
After the second atomic bomb
Nationalism is a political, social, and economic ideology and movement characterized by the promotion of the interests of a particular nation, particularlly with the purpose of gaining and maintaining the nation's sovereignty (self-governance) over its homeland.
According to Nationalism, each nation should govern itself, without outside interference.
Read more on Brainly.com -
brainly.com/question/3347361#readmore