The President's demand for further reforms, attended with the dislocation caused by the non-cooperation movement, led the British government to appoint a Statutory Commission in 1927. This commission was headed by
Sri John Simon
The Indian Statutory Commission was a group of seven British Members of Parliment of United Kingdom that had been dispatched to India in 1928 to study constitutional reform in Britain's most important colonial dependency. It was commonly referred to as the Simon Commission named after its chairman, Sir John Simon