Alfred von Schlieffen his troops were pushed back in the Battle of the Marne. Schlieffen was perhaps the best-known contemporary strategist of his time, although criticised for his "narrow-minded military scholasticism." Schlieffen's operational theories were to have a profound impact on the development of manoeuvre warfare in the 20th century, largely through his seminal treatise, "Cannae", which concerned the decidedly un-modern battle of 216 BC in which Hannibal defeated the Romans. Cannae had two main purposes. First, it was to clarify, in writing, Schlieffen's concepts of manoeuvre, particularly the manoeuvre of encirclement, along with other fundamentals of warfare. Second, it was to be
Slavery in ancient Egypt Slavery in ancient Egypt Slavery in ancient Egypt existed at least since the New Kingdom (1550-1175 BC). Discussions of slavery in Pharaonic Egypt are complicated by terminology used by the Egyptians to refer to different classes of servitude over the course of dynastic history. Interpretation of the textual evidence of classes of slaves in ancient Egypt has been difficult to differentiate by word usage alone. There were three types of enslavement in Ancient Egypt: chattel slavery, bonded labor, and forced labor. Chattel slaves were mostly captives of war. All captives, including civilians not a part of the military forces, become