By the Middle Ages, large numbers of Jews lived in the Holy Roman Empire and had assimilated into <answer>German</answer> culture, including many Jews who had previously assimilated into French culture and had spoken a mixed Judeo-French language. Upon assimilating into <answer>German</answer> culture, the Jewish <answer>German</answer> peoples incorporated major parts of the <answer>German</answer> language and elements of other European languages into a mixed language known as Yiddish. However tolerance and assimilation of Jews in <answer>German</answer> society suddenly ended during the Crusades with many Jews being forcefully expelled from <answer>German</answer>y and Western Yiddish disappeared as a language in <answer>German</answer>y over the centuries, with <answer>German</answer> Jewish people fully adopting the <answer>German</answer> language.
What language did many of the Jews speak after the crusades? 
German