This diploma thesis is concerned with nuns actions of resistance against National Socialism from 1938 till 1945, to show the religious motivated female resistance and the wide range of their actions. Therefore, a short overview of the lives of six nuns of different catholic congregations, Anna Bertha Königsegg, Angela Autsch, Restituta Kafka, Theresia Albers, Angela Lohrmann and Verena Buben, will be shown and their actions of resistance will be analysed. Firstly, the framework conditions for the resistance during the rule of the National Socialists will be explained. Therefore, the relationship between the Catholic Church and the National Socialist Party will be described and the Nazis hostile actions against the religious orders will be presented. Additionally, the National Socialists extensive claim to power is shown in order to demonstrate the difficulties but also the perceived value of the resistance. Subsequently, the development of the notion of resistance will be described. After that, a short overview of the specific catholic resistance will be provided, followed by a description of the female resistance during the era of National Socialism and its restrictions because of the elimination of women from public positions. Then the six nuns most important stages of life will be presented, including their training and education, their entering the congregation and their work as well as their activities after the Second World War. Finally, the womens resistance during the time of the National Socialism will be described and analysed.