Trans-Gambia Highway Trans-Gambia Highway The Trans-Gambia Highway is the most important road in The Gambia, running across the centre of the nation in a north-south direction. The road is also economically important for Senegal, in which it is designated as the N4 road. The Gambia is an elongated state forming a country that is almost surrounded by Senegal (but not an enclave, as it also borders the Atlantic Ocean). The Gambia almost separates the Casamance region from the remainder of Senegal. The Trans-Gambia Highway provides the most important connection between the two parts of Senegal. As the N4, it runs from Kaolack
The Gambia Department of State, the "Times Comprehensive Atlas of the World" and the Permanent Committee on Geographical Names for British Official Use, the Gambia is one of only two countries whose self-standing short name for official use should begin with the word "The" (the other one being The Bahamas). Upon independence in 1965, the country used the name "The Gambia". Following the proclamation of a republic in 1970, the long-form name of the country became "Republic of The Gambia". The administration of Yahya Jammeh changed the long-form name to "Islamic Republic of The Gambia" in December 2015. On 29 January 2017