About the Book
Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Pages: 49. Chapters: 640, 640s architecture, 640s births, 640s deaths, 640s disestablishments, 640s establishments, 641, 642, 643, 644, 645, 646, 647, 648, 649, Oswald of Northumbria, First Goguryeo-Tang War, Emperor Taizong's campaign against Xiyu states, Lateran Council of 649, Emperor Taizong's campaign against Xueyantuo, Li Jiao, Siege of Alexandria, Battle of Heliopolis, Bilal ibn Rabah al-Habashi, Pulakesi II, Battle of Maserfield, Type of Constans, First Battle of Dongola, Battle of Nah vand, Cyrus of Alexandria, Battle of Rasil, Battle of Oxus River, Edictum Rothari, Taika Reform, Yitewushi Khan, List of state leaders in 642, Fayuan Temple, List of state leaders in 645, List of state leaders in 647, List of state leaders in 643, List of state leaders in 644, List of state leaders in 649, List of state leaders in 641, List of state leaders in 648, List of state leaders in 646, List of state leaders in 640, Old Minster, Winchester, Battle of Nikiou, Dunchad mac Fiachnai, Rhodope, Diocese of Thrace, Jabalah ibn al-Aiham, Portraits at Lingyan Pavilion, Siege of Herat, Europa, Seventh Council of Toledo. Excerpt: The First Goguryeo-Tang War started when Emperor Taizong of Tang (r. 626-649), the second emperor of Chinese dynasty Tang Dynasty, asserting that a campaign against Goguryeo was necessary to protect Tang's ally Silla, as well as to punish Goguryeo's Dae Mangniji (,, Generalissimo) Yeon Gaesomun for his killing of Goguryeo's King Yeongnyu, launched a major campaign against Goguryeo in 644, commanded by himself with the assistance of the generals Li Shiji, Li Daozong, and Zhangsun Wuji. In 645, after defeating the main Goguryeo army, Emperor Taizong appeared poised to march on Goguryeo's capital Pyongyang and conquer Goguryeo, but became bogged down by the strong defenses put up by the defender of Ansi (, in modern A...
