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Niger>>
【Abstract】The Republic of Niger is located in the central and western parts of Africa and is a landlocked country on the souther……

Brief Introduction： The Republic of Niger is located in the central and western parts of Africa and is a landlocked country on the southern margin of the Sahara Desert. The ……
Chad>>
【Abstract】Chad, known as the Republic of Chad in full, is a landlocked country in central Africa. It borders Libya in the north ……

Brief Introduction： Chad, known as the Republic of Chad in full, is a landlocked country in central Africa. It borders Libya in the north and Sudan in the east and the Centr……
Angola >>
【Abstract】Angola is located in the southwest of Africa, and its capital is Luanda. It neighbors Atlantic Ocean in the west, the ……

Brief Introduction： Angola is located in the southwest of Africa, and its capital is Luanda. It neighbors Atlantic Ocean in the west, the Democratic Republic of Congo in the……
Nigeria >>
【Abstract】The Federal Republic of Nigeria, located at 6 ° 27'N, 3 ° 24'E, is in the southeastern part of West Africa at the culm……

Brief Introduction： The Federal Republic of Nigeria, located at 6 ° 27'N, 3 ° 24'E, is in the southeastern part of West Africa at the culmination of the west bank of the Gul……
Eritrea >>
【Abstract】Eritrea is located in the northeastern part of Africa, it neighbors Republic of Sudan in the west as well as Ethiopia ……

Brief Introduction： Eritrea is located in the northeastern part of Africa, it neighbors Republic of Sudan in the west as well as Ethiopia and Djibouti in the south, and face……

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