Hanoi is the capital of Vietnam from 1946 to present, is the leading cities of Vietnam with an area of 3328.9 km2, is also the second largest local population to 6.6996 million people (2011). Currently, Hanoi and Ho Chi Minh City is the special kind of urban Vietnam. Hanoi is located between the fertile Red River delta, where it soon became a center of politics and religion since the beginning of the history of Vietnam. In 1010, Ly Cong Uan, the first king of the Ly Dynasty, decided to build a new capital in the region with the name Thang Long. During the reign of the Ly, Tran, Le, Mac, Thang Long is the mall, cultural center, the education of the North. When Tay Son and Nguyen came to power reign, the capital was moved to Hue and named Thang Long Hanoi began in 1831, under King Minh Mang. In 1902, Hanoi became the capital of the Indochinese Federation and the French construction and planning. Through wars, Hanoi is the capital of North Vietnam and unified the country and this role to this day.