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| Byzantine Theme of Longobardia | |
|---|---|
| Name | Theme of Longobardia |
| Native name | Λομβαρδία |
| Status | Byzantine theme |
| Established | c. 9th century |
| Disestablished | 11th century |
| Capital | Bari |
| Era | Middle Ages |
Byzantine Theme of Longobardia The Theme of Longobardia was a Byzantine administrative and military district in southern Italy centered on Bari, formed amid contests involving Lombards, Byzantine Empire, Exarchate of Ravenna, Iconoclasm, Pope Gregory II, and later pressures from Saracens and Normans. Its development reflected interactions among figures and polities such as Emperor Leo III the Isaurian, Emperor Constantine V, Duchy of Naples, Catepanate of Italy, and the Imperial themes, while its decline paralleled campaigns by Robert Guiscard, William Iron Arm, Pope Nicholas II, and the shifting diplomacy of Holy Roman Empire rulers.
Established in the wake of Lombard incursions after the fall of the Exarchate of Ravenna, the theme evolved through episodes involving Eutychius of Constantinople, Gregory the Elder, Eugenius, and military governors influenced by imperial policy under Emperor Basil I, Emperor Constantine VII Porphyrogenitus, and Emperor Romanos I Lekapenos. Conflicts such as the Siege of Bari (1071), confrontations with the Principality of Salerno, engagements with Duchy of Benevento, and raids by Aghlabids and Fatimid Caliphate punctuated its chronology. Treaties and revolts—examples include accords with the Byzantine Senate, alignments with Doge of Venice interests, and insurrections tied to the Photian Schism—reshaped territorial control, while the establishment of the Catepanate of Italy reoriented administration and culminated in Norman conquest culminating in the capitulation of Bari.
Governance combined civil and military authority as in other themes, with officials sometimes bearing titles like strategos and interacting with central institutions such as the Bureau of the Sacred Palace and chancery traditions preserved from the Praetorian Prefecture. Administration required coordination with ecclesiastical authorities including the Ecumenical Patriarchate of Constantinople, local bishops under the Archbishopric of Bari, and papal envoys like representatives of Pope Stephen II. Fiscal arrangements reflected taxation practices recorded alongside fiscal manuals akin to the Taktika and correspondence with courts in Constantinople and provincial accounts referenced by chroniclers such as Theophanes Continuatus and John Skylitzes.
Military structure relied on theme forces commanded by a strategos and supplemented by tagmata and local militias drawn from cities like Otranto, Brindisi, Taranto, and fortresses such as Monte Sant'Angelo. Naval defense involved coordination with fleets from Venice, detachments tied to the Imperial Fleet of Constantinople, and engagements against raiders from Sicily controlled by Emirate of Sicily commanders and later by Roger II of Sicily interests. Battles and sieges—examples include confrontations near Bari, skirmishes with Duchy of Gaeta, clashes during the Norman conquest of southern Italy, and responses to incursions by commanders like Hassan ibn al-Nu'man—shaped military practice and fortification efforts.
Economic life hinged on maritime trade across the Adriatic Sea linking ports with markets in Constantinople, Alexandria, Venice, and Amalfi; agriculture in the hinterland produced olive oil and grain exchanged in fairs influenced by merchants from Pisa and Papal States. Social composition included Lombard landowners, Greek-speaking administrators, Latin clergy, Jewish communities, and mercantile families connected to networks described by travelers such as Ibn Hawqal and chroniclers like Anna Komnene. Legal customs reflected a synthesis of Byzantine law traditions codified in texts related to the Basilika and local practice interacting with norms from Lombard law and papal decrees.
Urban hubs such as Bari, Otranto, Brindisi, Taranto, Bisceglie, and Corigliano Calabro featured Byzantine basilicas, fortifications, and mosaics influenced by workshops linked to artisans associated with Ravenna traditions and eastern models circulating via Constantinople. Architectural monuments showed continuity with structures like the Basilica of San Nicola (Bari), defensive circuits resembling those at Rhegium, and ecclesiastical art reflecting iconographic programs comparable to works preserved in Hagia Sophia and provincial mosaics catalogued by later antiquarians. Urban planning integrated cisterns, baths, and harbor installations facilitating ties with shipping lanes frequented by Venetian and Pisan vessels.
Diplomacy and warfare with Lombard principalities—Principality of Capua, Principality of Salerno, Duchy of Benevento—involved shifting alliances, marriage ties, and episodic conflicts engaging leaders like Arechis II of Benevento and Liutprand of Cremona. Norman arrival introduced actors such as Rainulf Drengot, William of Hauteville, and Robert Guiscard, whose campaigns against theme fortresses and negotiated recognitions with Pope Victor III and the Holy Roman Emperor Henry IV transformed sovereignty. Treaties, capitulations, and papal investitures altered jurisdictional claims, leading to the absorption of theme territories into Norman polities and eventual integration into the Kingdom of Sicily.
The theme bequeathed a legacy visible in legal, liturgical, and linguistic traces across southern Italy, including Greek liturgical survivals in the Italo-Greek rite, place-names preserved in chronicles by Procopius and Anna Komnene, and administrative practices that informed Norman governance reforms later emulated by the Kingdom of Sicily chancery. Material culture—mosaics, ceramics, and fortifications—links to broader Mediterranean networks involving Byzantine artistic centers and western patrons like Pope Urban II and collectors who later transferred manuscripts to Monte Cassino and Santa Caterina del Monte Sinai. The region's history continues to inform modern historiography from scholars referencing sources such as Niccolò Amore, Ferdinand Gregorovius, and editions of the Chronicle of Monte Cassino.
Category:Themes of the Byzantine Empire Category:Medieval Italy