✔ Correct Answer: A. Hazrat Abu Bakr (RA)
The correct answer to the question “During the caliphate of which Caliph did Hazrat Khalid bin Walid (RA) march to Damascus?” is Hazrat Abu Bakr (RA). This question belongs to Islamic Studies. Practice the related questions below to master this topic for your FPSC, PPSC and NTS tests.