Self-sufficient living is the act of not requiring any aids, support, or interaction for survival, it means living in personal autonomy
i.e. living personal independence
or freedom. this can also be called self-containment. This is the ability to provide for oneself without the help of others.
Self-sufficient living includes these following;
1.Making your own clothing
2.Making your own weapons
3.Making your own tools and home equipment
4.Making your own food and drinks etc.
The entire population of the world was, at one time, self-sufficient. They used gathering, hunting, herding and farming to find/hunt/grow their own food.