| Similarity | Rank | |
|---|---|---|
| the_Middle_Ages | 0.685 | 50560 |
| Christendom | 0.654 | 91657 |
| of_the_Middle_Ages | 0.634 | 90091 |
| the_inquisition | 0.632 | 51859 |
| Christianity | 0.621 | 3653 |
| the_Ottoman_Empire | 0.619 | 49452 |
| the_Roman_Empire | 0.609 | 47799 |
| the_French_revolution | 0.604 | 38820 |
| Western_civilization | 0.603 | 49206 |
| the_Ottomans | 0.602 | 85877 |
| medieval | 0.601 | 12799 |
| the_Holy_Land | 0.599 | 47437 |
| in_the_Middle_Ages | 0.598 | 39796 |
| Charlemagne | 0.595 | 91618 |
| Medieval | 0.595 | 34651 |
| Byzantium | 0.595 | 66056 |
| crusade | 0.594 | 21565 |
| conquest | 0.591 | 19341 |
| the_Islamic_world | 0.585 | 64205 |
| caliphate | 0.584 | 37282 |
| European_history | 0.584 | 79644 |
| the_Crusaders | 0.583 | 79818 |
| Islam | 0.582 | 2370 |
| Crusade | 0.576 | 91200 |
| the_Muslim_world | 0.574 | 36046 |