Sufism or mysticism emerged in the 8th century. Some of the early known Sufis are as follows: Rabia al-Adawiya, Al-Junaid, and Bayazid Bastami. Sufism evolved into a well-developed movement by the end of the 11th century.
The activities of Swaraj party had induced the British Government to review the working of the diarchy system introduced by the Montague- Chelmsford reforms
The British Government appointed the Simon commission in Nov., 1927
Lala Lajpat Rai died during the protest of Simon commission
Simon commission was opposed because its all members were the English