Answer:
The concept of an American identity is something that has changed over time
Explanation:
The concept of American identity is something that has changed over time.
This is evident in the fact that as more immigrants settled in the United States, various aspect of the immigrant's culture has been infused into the American identity.
Originally dominated by Western European cultures, however, with more influx of African, Asian, Eastern Europe and generally other parts of the world, American Identity has changed over time.
This can also be seen in food, music, dressing, and other culturalistic elements of Americans.
What happened when Hungary opened its borders is: Thousands of people left East Germany.
<h3>What happened when Hungary opened its borders?</h3>
When the border was open by Hungary or when they remove the regulation they placed on the border many people left east Germany and move to West Germany during that period.
The border opening also enables people to go to Austria to buy or purchase goods.
Therefore thousands of people left East Germany.
Learn more about What happened when Hungary opened its borders here:brainly.com/question/2696116
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Military advisers supported the South Vietnamese Army.
Answer:
officially attach or connect (a subsidiary group or a person) to an organization.
Explanation:
officially attach or connect (a subsidiary group or a person) to an organization.