What were the legacies of the two World Wars in terms of conceptualizing humanitarian need?

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The two World Wars had profound impacts on the world, including massive population displacement, extensive physical and social destruction, and significant economic stagnation. These factors collectively contributed to a reevaluation and expansion of the concept of humanitarian need, as the global community faced unprecedented challenges in addressing the aftermath of these conflicts.

What Were the Legacies of the Two World Wars in Terms