Answer:
Membership of an ethnic group tends to be defined by a shared cultural heritage, ancestry, origin myth, history, homeland, language or dialect, symbolic systems such as religion, mythology and ritual, cuisine, dressing style, art or physical appearance. Ethnic groups often continue to speak related languages and share a similar gene pool.
Explanation: took a assment on that
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The answer is reform movement. It is a type of social movement that targets to make continuing change, or change in certain parts of society, rather than rapid or fundamental changes. A reform movement is notable from more radical social movements such as revolutionary movements. Reformists' thoughts are often deal with in liberalism, although they may be embedded in socialist or religious concepts. Some depend on on personal transformation; others count on on small collectives, such as Mahatma Gandhi's spinning wheel and the self-sustaining village economy, as a mode of societal change. Examples of reform movements are labor movement, animal rights movements, anti-nuclear movement, Mothers against Drunk Driving, and the disability rights movement.
To contain communism, thinking was Vietnam went comunist it would spread more globally.