eng Science and Education Publishing World Journal of Social Sciences and Humanities 2474-1434 2023-06-27 9 2 70 73 10.12691/wjssh-9-2-4 WJSSH2023924 article Nguyen Duy Quy 1 Nguyen Thai Binh 1 Nguyen Thi Kim Tien ntktien@ued.udn.vn 1 The University of Danang ¨C University of Science and Education The Barbary pirate states were the fear of European and American countries in the XVI - XIX centuries when carrying out trading activities through the Mediterranean. The European and American countries with terror carried out annual tribute activities to the Barbary states to buy peace and ensure security for commercial activities at sea. Based on historical and logical methods, this article aims to present the basic problems related to history of Barbary pirate states from the XVI to XIX centuries. This article focuses on the following aspects: (1) geographical location, inhabitants, and names; (2) state apparatus organization and domestic policy; (3) foreign policy. The article contributes to providing more historical development of the Barbary pirate states in history. http://pubs.sciepub.com/wjssh/9/2/4/wjssh-9-2-4.pdf Barbary Mediterranean Morocco Algeria Tunisia Tripoli pirate