Answer:
true
Explanation:
In the beginning, the Chinese were naturally isolated from the rest of the world. The natural barriers were promiment, mountaints, rivers, deserts, were the main hinderance elements to get into Chinese territories.
The Chinese were so isolated they came to believe they were unique and center of the world. Its experience closing borders and limiting foreigners were deeply motivated by a desire to prevent external influences in underminig traditional values and society.
Perhaps this is best explained with the Himalayas in the west and the Gobi deserts in the north that are have both very unhabitable conditions.
Some foreigners traveled individually to China, well known example is Marco polo's travels. They were mainly motivated for trade and exploration reasons.
The Mongol invasion ( 1205–1279) added to an isolationist foreign policy.
Dinasties followed the Ming dynasty to isolate. This came as far as to banning maritime shipping.
