Violence means intentionally and excessively using aggression to threaten or commit any act that results in an accident, death or psychological trauma. Violence is very destructive, and can have dire consequences for the lives of many people, so violence must be combated and prevented to prevent its harmful effects. The best way to prevent violence is to establish peace, as peace has the power to solve problems pleasantly and smoothly, preventing aggressive behavior from appearing.
For this reason, we can say that the correct answer to your question is "peace making".
