Khusrau Shah hatched a conspiracy against Mubarak Shah. Khusrau Khan was one of the favorite of Mubarak Shah. Khusrau Shah got him murdered in 1320 and himself ascended the throne.
The British Government appointed the Simon commission in Nov., 1927
The activities of Swaraj party had induced the British Government to review the working of the diarchy system introduced by the Montague- Chelmsford reforms
Simon commission was opposed because its all members were the English
Lala Lajpat Rai died during the protest of Simon commission