Very few nations, groups, or cultures can remain autonomous. This is so because if you touch one part of the world and you touch them all.
202 nations in world and everyone of them has someone living in the US Houston has 2 radio stations in Chinese and 1 newspaper. Nearly 65% of the people of Miami were born outside the US. More than 32 million people in US speak a language other than English in their home. Asian Americans make up 55% of first year students at the University of California at Berkeley.
Culture is: A learned set of shared perceptions about attitudes, beliefs, values, and norms which affect the behaviors of a relatively large group of people. attitudesbeliefsvaluesnorms
NORMS: shared rules or guidelines that prescribe the behavior appropriate in a given situation.