Through its urbanization, the Harappan socio-cultural context became a set of intertwined features and processes that were centered on the city while bringing together many kinds of people of different ethnic and linguistic groups into a socio-cultural whole. Due to the Harappan Civilization's participation in the art of writing, engagement in long-distance trade, and studying of abroad in Mesopotamia, it became a complex ethnic and linguistic civilization that was further felt through its architecture and town planning.
The growth of cities in the Harappan society led to a blending of cultural features and processes that were focused on urban centers, bringing together people from different ethnic and linguistic groups into a cohesive socio-cultural community. The Harappan Civilization's achievements in writing, trade, and foreign study in Mesopotamia further enriched its cultural diversity, which was then evident in its architectural and urban planning aspects.