The Hall of Nations is known everywhere as the first large-scale spatial structure in concrete in the world.

Significance of Hall of Nations - from the film "Indian Modernity" by Manu Rewal

Despite opposition from prominent heritage conservation groups and architects, the plan to demolish the current structures at Pragati Maidan, Delhi’s permanent venue for consumer and industrial fairs, and build a massive convention centre instead seems to be in full swing. In January 2017, the cabinet committee on economic affairs approved revamp.