Geography of China the triangular North China Plain. The other two sides are the Pacific coast to the east and the Yangtze River to the southwest. The vertices of this triangle are Beijing to the north, Shanghai to the southeast, and Yichang to the southwest. This alluvial plain, fed by the Yellow and Yangtze Rivers, is one of the most heavily populated regions of China. The only mountains in the plain are the Taishan in Shandong and Dabie Mountains of Anhui. Beijing, at the north tip of the North China Plain, is shielded by the intersection of the Taihang and Yan Mountains. Further
Tlaxcala City The original territory of the diocese included the states of Puebla, Tlaxcala, Veracruz, Tabasco, Hidalgo and Guerrero, but as new diocese were erected, the territory reduced to the present, states of Puebla and Tlaxcala. In 1903, the name of the Diocese of Tlaxcala was changed to the Diocese of Puebla. At the time of the Spanish conquest, the Tlaxcala area was heavily populated but with epidemics, emigrations and the construction of the Nochistongo canal to drain the Valley of Mexico, most of the indigenous population disappeared. A document of 1625 states that there were 300,000 in the city in the