The totalitarian states usually don't allow any opposition parties to exist. If some people try to form a party, they usually end up in prison, are banished from the nation, or even murdered.
The reason why the totalitarian rulers prefer a one party system is in order to have all the power in the country, without having opposition that will constantly go public about the terrors and injustices that are happening. If there are more parties, than the people will start to support them, especially cause rarely who likes to live under a totalitarian ruler, thus the totalitarian ruler will face a situation where he/she will lose its power.
D. Ronald Reagan signed the law creating the Martin Luther King holiday.
Answer:
The presidency of Lyndon Baines Johnson began on November 22, 1963, when Johnson became the 36th President of the United States upon the assassination of President John F. ... Kennedy, and ended on January 20, 1969.
President: Lyndon B. Johnson
Election: 1964
- Wikipedia
During the development of an organism, from a single fertilized egg into adult form, cells become specialized through a process called differentiation.
During differentiation, genes that are activated determine the type of cell it will become. I hope that's what you need