North Korea has a closer relationship with China because both of those countries have, at some point in their history, implemented a communist regime. Also, during the Korean war, the United States were very involved which could cause a feeling of animosity between the U.S. and North Korea.
Answer:
California with 55, Texas with 38, New York and Florida with both 29, then Illinois and pennsylvania both have 20.
They kept wages low and labor unions from being successful.