How did the Mughal Emperor Jahandar Shah's reign come to an early end?

1 Jahandar Shah was a Mughal Emperor who ruled for a brief period (1712-1713). 2 His reign came to an early end due to a challenge from his nephew, Farrukhsiyar. 3 Farrukhsiyar, with the help of the Sayyid brothers, defeated Jahandar Shah in a battle at Agra in January 1713. 4 Following the defeat, Jahandar Shah was imprisoned and later executed.