I. Law
In German law self-defense means any defensive action that is necessary to avert an imminent unlawful attack (German Criminal Code §32 para. 2). An action in self-defense is justified (not a crime) and therefore not subject to sanction (according to §32 para. 1 no culpability, according to German Civil Code §227, no liability for damages). In German law, the defense of a third party against attack is equivalent to self-defence.
The condition for self-defense is a situation that makes it necessary. This requires a th…