Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Castle of the Teutonic Order in Malbork' has mentioned 'Crusades' in the following places:
Occurrence Sentence Text Source
When this last stronghold of the Crusades fell to Muslim Arabs, the Order moved its headquarters to Venice before arriving in Prussia.
The state was founded in the 13th century by German communities of military monks who carried out crusades against the pagan Prussians and Lithuanians living on the south Baltic coast, as well as against the Christian Kingdom of Poland.
The Castle is at the same time the major material manifestation of the Crusades in eastern Europe, the compulsory conversion to Christianity of the Baltic peoples, and the colonization of their tribal territories, which played a vital role in the history of Europe.