Four crowd kinds were recognized by<em> Ralph Turner and Lewis Killian</em> in 1993; <em>Casual crowds, Conventional crowds, Expressive crowds and the final being an acting crowd</em>.
An acting crowd <em>relates to a crowd which participants are actively and eagerly involved in doing something directly associated to their objective.</em>
They focus on a particular objective or action, such as a protest or riot.
Answer: In the pivotal case of Plessy v. Ferguson in 1896, the U.S. Supreme Court ruled that racially separate facilities, if equal, did not violate the Constitution. Segregation, the Court said, was not discrimination.
