Basic knowledge for self-protection provides fundamental information on the topic of police self-protection. The contents of the book aim to enable police officers to act professionally based on the latest scientifically validated standards. Additionally, it seeks to assist other professions in obtaining well-founded information about the background of police operational actions from expert sources. The work aspires to be the standard textbook for police operational actions and various aspects of self-protection. The content represents essential knowledge for every police officer acting in dangerous situations. This is something they must know! The textbook is primarily aimed at police officers, especially those at the beginning of their careers. However, it also intends to assist anyone else involved in self-protection.