Explanation:

Sri Lanka

Elephant Pass, Northern Province, Sri Lanka is located in the gateway of Jaffna Peninsula. Elephant Pass controls access to the Jaffna Peninsula, therefore it is referred to as the Gateway to Jaffna. It is very crucial as it is on the isthmus connecting the peninsula to the Sri Lankan mainland, and to territory in the Southern Jaffna peninsula. Elephant Pass connects the militarily significant town of Chavakacheri in the Jaffna peninsula to the Sri Lankan mainland.