Church reform movement of eleventh century 6–8, 45–7, 64, 68
Cicero 32, 34
Cilician Armenia 59, 126, 129, 131–2, 139, 149, 190, 194, 261, 319, 328, 427, 716, 723, 817, 826
Cistercians, order of, and crusade 296, 381, 497, 499, 503–4, 588
Clairvaux, abbey of 68
Clement III, pope 441, 479, 481, 482
Clement IV, pope 807, 809, 810, 896, 898
Clement V, pope 706, 830, 841, 842, 879, 909
Clement VI, pope 698, 889, 891
Clement VII, anti-pope 900–901
Clermont, council of (1095) 44, 58, 61, 62–74, 244, 248, 279, 386, 387, 655, 915
Clovis, king of the Franks 36
Cluny, abbey of 27, 63, 69
Cologne 3, 78, 100, 103, 309, 314, 398, 412, 414, 608–10, 685, 744
Coloman I, king of Hungary 95, 96, 99–100, 103, 109
Columbus, Christopher 672, 914–15
Comana 113, 122, 132
Compostela, shrine of St James/Santiago at 54, 70, 263, 657
Conon of Béthune, poet and crusader 389, 510
Conrad, constable to Henry IV of Germany 171, 173
Conrad, duke of Mazovia 699–700, 703, 704
Conrad III, king of Germany 8, 252, 256, 274, 281–2, 284, 286–338 passim, 384, 417, 420, 677, 679–80
Conrad III (Conradin), king of Jerusalem 724, 727, 728, 730, 806, 898
Conrad IV, king of Germany, II, king of Jerusalem 724, 725–6, 727, 756, 762, 898
Conrad of Krosigk, bishop of Halberstadt 506, 508, 517, 520, 528, 542, 557, 619
Conrad of Montferrat, king of Jerusalem 372, 384, 402, 404, 406–9, 411, 413, 415, 416, 428, 429, 444, 450, 452, 454–5, 461, 462, 464–6, 518, 723
Constance, General Council of the Church at (1414–18) 710, 842, 902
Constance, princess of Antioch 191, 194, 346–7
Constance of France, wife of Bohemund of Taranto 261
Constance of Sicily, wife of Henry VI of Germany 417, 424, 441, 489
Constantine the Great, Roman emperor 4, 5, 33
Donation of 5
Constantine IX, Byzantine emperor 10
Constantine XI, Byzantine emperor 850, 864
Constantinople 2, 50, 52, 59, 61, 98, 108, 110, 112–14, 116, 118–22, 172, 319, 320, 321, 322, 326, 359, 422, 425, 535, 851
fall of (1453) 844, 846, 847, 850, 860, 863–6
and Fourth Crusade 495–6, 501, 524, 531, 539–60
Latin empire of 524, 535–6, 550–51, 554–60, 632, 756, 761–2
patriarch of 4, 551, 616, 850
Contarini, Venetian family 181
Cordoba 2, 653, 670
caliphate of 13, 53, 54, 653–7
Corfu, council at (1203) 531, 542, 546, 547, 551
Crac des Chevaliers (Hisn al-Akrad) 150, 197, 198, 345, 403, 721, 813, 820
Cresson, Springs of, battle of (1187) 367
Crete 138, 556
cross, as symbol 63–4, 65, 70–71, 250, 255, 259–60, 279, 293, 375, 384, 389, 421, 480–81, 567, 657, 680, 755, 771–2, 803, 853, 854, 861, 892–3, 896, 908–9
Crown of Thorns, the 556, 558, 762, 783
Crusades
against Albigensians 563–605, 608, 610, 612, 622, 894; atrocities generated by 579–80, 584, 585, 590–93
to Alexandria (1365) 831–4
against Aragon (1285) 898–9
against Balearic Islands 664
in the Baltic 19–20, 168, 292–3, 296, 304–8, 341, 488, 491, 500, 652, 674–712, 756, 834–5, 837
in defence of Belgrade (1456) 837, 844, 866–9
against Bosnians 743, 756
Children’s (1212) 585, 607–11
in Christendom 168, 266, 489, 500, 529, 543, 551–2, 563–605, 623, 666, 756, 818, 834–5, 894–905; opponents of 904–5
communal structures of 93–4, 139, 149, 153, 155, 161, 162, 295, 299–301, 309, 311–12, 314, 327, 414, 420, 467, 510, 530–31, 542, 547, 607–8, 627, 631, 632–3, 644, 761, 763–4, 775–6
confraternities for 776, 878–9
to recover Constantinople 865–6
crusades against crusaders 904
devotional role of 473–4, 477–88, 497–500, 585, 604, 606, 607–11, 620–21, 737–8, 801–2, 803, 825–6, 827, 828–9, 844–5, 857–8, 888–93
against Fra Dolcino 899
of 1100–1101 170–5, 261
of 1107–8 193–4, 246, 258, 259, 261–3, 537
of 1150 336
in England 895–6
as ethnic cleansing 674
to expand Christendom 838, 914
Fifth (1213–21) 606–49, 725, 913; (1227–9) 736–55
First 7–8, 27, 44, 45, 46, 51, 58–164, 258, 483; image of 243–9, 255, 263, 308, 418, 468, 641, 659, 662, 773–4, 802, 829
Fourth 245, 266, 423, 495–560, 584
against Frederick II 762–3, 772, 774–5, 834, 895, 896–8
by Frederick II 736–55
German (1195–8) 488–96
as part of Great Schism 900–901
against Hohenstaufen 805–6, 834, 894, 895, 898
in Hungary (1514) 881–3
against Hussites 835, 862, 902
in Italy 835–6, 851, 895, 898–901
and kingship/nationalism 601, 672–3, 773, 776–7, 783, 794, 813–14, 831, 838, 872, 885, 906–12
and knowledge of wider world 912–15
the last (1684–99) 917
for Latin Constantinople 756, 761–2, 763, 772, 775, 835, 838
of Louis IX (1248) 93, 604, 630, 648, 722, 770–802
of Louis IX (1270) 805–12
to al-Mahdiya (1390) 852–3
against Markward of Anweiler 500, 516, 894
mercenaries on 499–500, 514, 531, 542, 743, 763, 802, 832, 878
of Nicopolis (1396) 836, 847, 851, 852–8
and Orders of Chivalry 855, 859–61, 878
against Ottomans 835–8, 843–74
passim
‘Peasants” 59, 78–81, 94–106
as pilgrimage 65–6, 72–4, 172, 175, 375, 384, 396, 421, 440, 610, 687, 752, 782–3, 811
popular, of 1309 879–80