timeline 557
1163: Agreement between the church of Cagliari and the Vittorini
1164: Emperor Frederick Barbarossa confers the title of rex Sardinie upon giudice
Barisone d’Arborea
1165: Open warfare is waged between Genoese and Pisans over Sardinia and Barbarossa
withdraws the fiefdom from Barisone and awards Sardinia to Pisa
1166: Genoese and Pisan ambassadors meet at the court of Emperor Frederick I
Barbarossa to negotiate their respective rights to Sardinia
1175: Division of Sardinia is sanctioned by the emperor but never put into effect
1176: Alexander III renews the archbishop of Pisa’s primacy over Torres
1194–1254: Frederick I “Barbarossa” upholds the claims of the Holy Roman Empire to
southern Italy and Sardinia, despite Byzantine claims
1215: Fourth Lateran Council (1215)
1216: The Pisans re-found Cagliari
1226: Honorius III convenes the synod of Santa Giusta
1230: The first friars minor of Saint Francis of Assisi appear in church records in Cagliari
1235: Strong separatist movements appear in Sassari
1238: Enzo, son of Frederick II, moved to Sassari
1254: Dominicans arrive in Cagliari
1256: The judge Adelasia of Torres, died and the giudicato come to an end
1258: Pisans destroy Santa Igia (the old city that preceded Cagliari)
1263: Federico Visconti, archbishop of Pisa and papal legate, visits Sardinia
1266: French conquest of Sicily
1272: After the death of Enzo of Swabia, Sassari falls under Pisan rule
1274: Parliament in Aragon
1277: Bishop Dorgotorio subdivides the plebania of Sassari into five parishes
1282: War of the Sicilian Vespers; political movement to extend the forms of democracy
and establish federalism in Sicily
1283: Parliament in Catalonia
1284: Dominicans settle in Cagliari; victory of the Genoese at Meloria against Pisa,
whose power in Sardinia started to decline
1297: Pope Boniface VIII creates Regnum Sardiniae et Corsicae and the guidicati of
Cagliari and Torres were no longer in existence
1303: Boniface VIII exhorts the ecclesiastical authorities and people to submit to
James II of Aragon
1304: Cagliari falls under the municipality of Pisa’s direct rule
1323: The Catalan-Aragonese domination of the new kingdom of Sardinia begins
1324–1325: Construction of the sanctuary of the Madonna of Bonaria, early example of
Catalan Gothic in Sardinia
1325–1326: The second war between Pisa and the Crown of Aragon
1326–1327: Aragonese conquest of Cagliari; beginning of Catalan-Aragonese urban
planning