They make valuable trade items and things they need to survive.
<span>During World War II, security concerns in the United States prompted the "internment" of thousands of Japanese American citizens, which was and still is deemed a major breach in civil liberties. </span>
The answer is <span>Nikolaus Otto.
The four-stroke cycle was patented in 1862 by the German inventor Nikolaus Otto. This gas engine later on came to be a huge success.
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Answer:
Answer Expert Verified. During the cold war era, television was used as a propaganda tool for cultural battles between superpowers. The national security agencies encouraged Hollywood to produce anti-communist movies that raised patriotism in the country.
Explanation: