By 745, the Umayyad Caliphate was fracturing badly — Marwan II had just seized power after a succession crisis that left multiple claimants dead, and provincial mints were operating with increasing autonomy. Anonymous issues from this period reflect deliberate policy: the absence of a caliph's name on the coin sidestepped the question of which claimant's authority the mint was acknowledging. The reference A#138 places this among the late Umayyad epigraphic dirhams that would directly inform Abbasid coin design after the dynasty's collapse in 750.
By 745, the Umayyad Caliphate was fracturing badly — Marwan II had just seized power after a succession crisis that left multiple claimants dead, and provincial mints were operating with increasing autonomy. Anonymous issues from this period reflect deliberate policy: the absence of a caliph's name on the coin sidestepped the question of which claimant's authority the mint was acknowledging. The reference A#138 places this among the late Umayyad epigraphic dirhams that would directly inform Abbasid coin design after the dynasty's collapse in 750.