Hazrat Abu Bakr Siddiq (R.A.) caliphate Era is from ______ Hijri? April 12, 2022 – by admin Hazrat Abu Bakr Siddiq (R.A.) caliphate Era is from ______ Hijri? A. 11 to 12 HijriB. 11 to 13 Hijri C. 11 to 14 Hijri D. 11 to 15 Hijri