Congress Foundation Day: All you need to know about the history of the grand old party The Indian National Congress was founded in 1885 by retired British Indian Civil Service officer Allan Octavian Hume as a platform for civil and political dialogue among educated Indians. Priyanka Gandhi, Rahul Gandhi, Sonia Gandhi and Robert Vadra The Congress on December 28 celebrated its 136th Foundation Day at its headquarters in Delhi even though party president Sonia Gandhi and Rahul Gandhi gave the event a miss.Senior leader AK Antony unfurled the flag at the AICC headquarters in the presence of senior leaders like Ghulam Nabi Azad, Anand Sharma and party general secretary Priyanka Gandhi Vadra.