For anyone working in global affairs, diplomacy, or cross-border business, understanding the sources of international law is not optional—it’s essential. You may find yourself navigating humanitarian crises, international treaties, or business contracts that cross national boundaries. In such situations, clarity about the foundations
Every functioning legal system relies on clear origins for its rules and obligations—what experts call the “sources of law.” For students, legal professionals, and engaged citizens, grasping where laws come from is fundamental. Without this foundation, one risks misinterpreting legal rules, applying them