Self-defence

The man pleaded self-defence.

Tom killed John in self-defence.

The police realized that Dan acted in self-defence.

Dan claimed that he acted in self-defence.

Dan shot Matt in self-defence.

Mary took a self-defence class.

What is the best martial art for self-defence?

Her self-defence lessons came in handy and she managed to free herself from his grip.

Tom is learning self-defence.

He claims he acted in self-defence.