The Turks
There are a great many countries that were never conquered by the Ottoman Turks. Russia, China, Australia, and many more. You might narrow this down a bit by asking what country did the Ottoman Turks attempt to conquer, unsuccessfully. That was Austria.
The crusaders defeated the Turks at the city of Jerusalem.
Jerusalem known as the holy land Jerusalem known as the holy land
Jerusalem
Jerusalem
they covered the prehistoric part
The Turks undertook a series of actions to conquer the Byzantine Empire. This lead to the crusades, which included a series of wars between Europeans and Turks. After the crusades, the Turks continued working to conquer the Byzantine Empire until they finally succeeded in 1453. This ended the Middle Ages, but not the Turkish conquests in Europe.
They were the Muslims.
Jerusalem fell to this Babylonian king in the year 586 BC.
The Seljuk Turks were in control of Jerusalem, commonly referred to as the Holy Land, in 1095. Abu Nasr Shams al-Muluk Duqaq was the local Seljuk ruler in charge of Jerusalem in 1095. The First Crusade was mounted to wrest control of Jerusalem from the Turks in 1095.
There are a great many countries that were never conquered by the Ottoman Turks. Russia, China, Australia, and many more. You might narrow this down a bit by asking what country did the Ottoman Turks attempt to conquer, unsuccessfully. That was Austria.