India's Model, Nov. 12 -- Demographic shifts in the 21st century are transforming societies more deeply than technology, ideology, or economics. The urgency of this issue is apparent across Europe, the United Kingdom, and the United States, where population changes caused by immigration, declining native fertility, and shifting socio-cultural norms are redefining national identity, political behaviour, and social cohesion.

What began as humanitarian responses to conflict and inequality has now evolved into a complex strategic challenge: how to maintain internal stability while integrating new communities with diverse cultural backgrounds.

If demographic change is unmanaged, it can lead to polarization. When guided with foresight, it can...