What was involved in the us policy of nsc-68? initiation of the mccarthy hearings to root out communism in the us. invoking a policy of containment of communism in asia. revocation of diplomatic recognition of the people's republic of china. economic sanctions against china. a naval blockade of the pacific rim between japan and the asian continent?

invoking a policy of containment of communism in Asia.

The nc-68 involved a policy of containment by the United States. This policy involved using numerous strategies to prevent the spread of communism. This was in response to a series of moves by the Soviet Union to expand its communist sphere of influence.

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explanation:

i would think it's industries and hydroelectric power