(See also Crusades for more info). The fourth Crusade was when Constantinople was conquered by the Crusaders. But the Byzantine empire continued, and expanded.
| Identifier (URI) | Rank |
|---|---|
| dbkwik:resource/Y5aK5QntAJK6wAwP0zhUqw== | 5.88129e-14 |
| dbr:Fourth_Crusade | 5.88129e-14 |