How was the compass introduced to Europe?

(At the end of the Northern Song Dynasty and the beginning of the Southern Song Dynasty, it was about 1 180). China's compass (or compass) was introduced to Europe through Arab merchants. Since then, the compass has been widely used in world navigation, which has contributed to the great discovery of European world geography in15th century-16th century. All this, according to China's official history textbook, because of this origin, the European compass is also a "guide".

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