Aden is a port city and, since 2015, the temporary capital of Yemen, located by the eastern approach to the Red Sea, some 170 km east of Bab-el-Mandeb. Its population is approximately 800,000 people.
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Yemen, sometimes spelled Yaman, officially the Republic of Yemen, is a country at the southern end of the Arabian Peninsula in Western Asia. It is the second-largest Arab sovereign state in the peninsula, occupying 527,970 square kilometres. The coastline stretches for about 2,000 kilometres.

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