According to the communists why was it important to destroy the 4 olds during the cultural revolution

Why were chinese american immigrants frequently detained when trying to immigrate through angel island? the rules for immigration were stricter at this checkpoint due to health issues that were prevalent among asian populations at this time. the location of the island was difficult to reach, and ships to the mainland were often prevented from sailing more than once a week. immigration agents were notorious for asking immigrants confusing questions as a means of denying them entry. low wages caused a shortage of immigration officials, so many immigrants had to wait weeks or months before their applications were processed.

What was the major outcome of shays' rebellion? a) daniel shays and his followers were all hanged. b) farmers were given more rights by the states. c) george washington publicly supported the rebellion. d)it convinced many people that the articles of confederation was in need of revision.

What evidence is there in this document that the policy was a good idea?