The purpose of this article is providing a sociological explanation of the sources, ways of guaranteeing and consequences of loyalty in totalitarian regimes of the 20th century (Soviet :union:, China and Nazi Germany). Regarding loyalty, cultural, social, political and economic approaches have been discussed and the arguments related to each of them have been summarized and the theoretical framework used has been a combination of the mentioned approaches.
The study method is comparative-historical and it is done by comparing specific cases. The samples have been selected purposefully, the data has been collected from the second-hand sources and after presenting historical narrative based on the loyalty indicators in each case, the comparison table of the cases has been presented and analyzed. The validity of the data has been provided by referring to various texts related to each case.
Finding shows totalitarian regimes have tried to use cultural, social, political and economic fields in a similar way to ensure, guarantee and exploit loyalty, and the use of these fields has been common to all totalitarians. But these governments have acted intelligently in a situational manner and have used the different formula in different societies, intelligent interpretation of the conditions and rational use of existing conditions to obtain, guarantee and exploit loyalty can be seen in the studied examples, which are mentioned in detail in the article using historical examples.