This research work investigates the fast changing global developments by using sustainable development law as the bench mark. The focus of the study is on the connections between international economic, social and international environmental laws which constitute sustainable development law at their intersection point. The research shows how sustainable development law can be the path to sustainable Peace. Doign so, it postulates the balancing system such as, Economics Law as yardstick to measure the economic growth, Social Law to measure the unity of the community from local to international and to check and balance how human rights, political freedoms, democratization processes and conflict resolution methods are functioning and define unity of humans with their diversity that fosters social transformation, tolerance and peaceful co‐existence. And the third is Environmental Law that uses to regulate the existing environmental laws and conventions that may govern the existing environmental challenges.