Who conquered the last and most difficult fort of Khyber (Al-Qamus)?
Q1. Who conquered the last and most difficult fort of Khyber (Al-Qamus)?
Answer: Ali ibn Abi Talib (RA)
Explanation: Ali ibn Abi Talib (RA) conquered the most formidable fort of Khyber, Al-Qamus (Fort of Marhab), after the Prophet (PBUH) gave him the standard, saying he would give it to one who loves Allah and His Messenger.