On April 9, 1968, in the United States, black people were raided in the four major cities of the United States. In Washington, the death of Martin Luther King was the most devastated by fire, robbery and violence. On April 9, 1968, the death of Martin Luther King sent 5,000 federal officers to curb the country¡¯s black people, triggering black people¡¯s riots in the big cities of Chicago, Baltimore, Washington, and Cincinnati. So far, the fire, the robberies and the raids in the four major cities of the United States have killed 11 people and wounded 300; in Chicago, the fires of more than 125 black people have caused the majority of the millions of dollars lost in the black fields. In the city of Barclays, there are still five thousand police officers who have been murdered, but the