This denier records one of the most consequential transactions in medieval political history: Otto I's coronation as Holy Roman Emperor on February 2, 962, performed by John XII in St. Peter's Basilica. The deal was transactional in the most literal sense — John needed military protection against Berengar II of Italy, and Otto needed imperial legitimacy. Within a year the relationship had collapsed entirely, with Otto convening a synod at St. Peter's in 963 that deposed John in absentia after accusations ranging from ordaining clergy in stables to invoking pagan gods.
The coin's joint issue format makes it historically unique among papal coinages of the period, reflecting the brief window when both parties still found the alliance worth advertising.
This denier records one of the most consequential transactions in medieval political history: Otto I's coronation as Holy Roman Emperor on February 2, 962, performed by John XII in St. Peter's Basilica. The deal was transactional in the most literal sense — John needed military protection against Berengar II of Italy, and Otto needed imperial legitimacy. Within a year the relationship had collapsed entirely, with Otto convening a synod at St. Peter's in 963 that deposed John in absentia after accusations ranging from ordaining clergy in stables to invoking pagan gods.
The coin's joint issue format makes it historically unique among papal coinages of the period, reflecting the brief window when both parties still found the alliance worth advertising.