Q. Who led the Sikh forces in the 1709 Battle of Amritsar?
Answer: Bhai Mani Singh
Notes: Bhai Mani Singh led Sikhs at Amritsar in 1709 against Mughal commander Aslam Khan, marking the first major Sikh-Mughal clash post-Guru Gobind Singh and prior to Banda Singh Bahadur's era. Sikhs repelled the Mughals twice during this significant encounter.