The Next 100 Years: A Forecast for the 21st Century The Next 100 Years: A Forecast for the 21st Century The Next 100 Years is a 2009 book by George Friedman. In the book, Friedman attempts to predict the major geopolitical events and trends of the 21st century. Friedman also speculates in the book on changes in technology and culture that may take place during this period. Friedman predicts that the United States will remain the dominant global superpower throughout the 21st century, and that the history of the 21st century will consist mainly of attempts by other world powers to challenge American dominance. Although mainly about the geopolitics and
Slavery in the Ottoman Empire declaration of war, and only the Sultan could make such a declaration. As late Ottoman Sultans wished to halt slavery, they did not authorize raids for the purpose of capturing slaves, and thereby made it effectively illegal to procure new slaves, although those already in slavery remained slaves. The Ottoman Empire and 16 other countries signed the 1890 Brussels Conference Act for the suppression of the slave trade. Clandestine slavery persisted into the early 20th century. A circular by the Ministry of Internal Affairs in October 1895 warned local authorities that some steamships stripped Zanj sailors of their "certificates of