What was happening in Europe during the time of anne frank?

It is historical because she would write on her diary. Every thing of how they lived and how they had to do things while hiding. Her diary is historical because its one of the profs that their is about the Holocast. It is historical because she would write on her diary. Every thing of how they lived and how they had to do things while hiding. Her diary is historical because its one of the profs that their is about the Holocast.