International cooperation and multilateralism have become indispensable tools in an increasingly complex world. South Asia, a region abundant and lank is defined by its geography and culture, demanding regional coordination and cooperation to address insecurities while building capacities. It comprises eight culturally copious nations, each with its own political ideology, social beanfeasts and economic identity. Susceptibility and vulnerability to natural disasters is another mutuality among these nations, predictions being over 246 million south Asians at risk only from cyclones.