Oxford University began teaching as early as 1096 AD. Its reputation grew in 1167 when King Henry II barred English students from attending the University of Paris, leading many scholars to study at Oxford instead. Meanwhile, in present-day Mexico, the Mexica people founded Tenochtitlan in 1325. The Aztec Empire was formally established in 1428 through the Triple Alliance of Tenochtitlan, Texcoco, and Tlacopan. Thus, Oxford operated as a center of learning for over three centuries before the Azt