Cachao
or HANOI, the largest city in the French Protectorate of Tonquin, on the Tonquin river, about 150 miles CACHE CADE from its mouth. The river is navigable southwestern part of the United States to this point for small vessels. The and all over tropical America, usually principal trade is silk and rice. Bul- on arid lands. Once rooted in a place, lion, silk, and lacquered work are the it spreads so widely abroad that it is exports. It is an open port since 1873, when it passed into the hands of the French. In 1902 it became the capital of French Indo-China. It is the seat of the University of Indo-China, courts, etc. Pop. about 150,000.