Answer:
<u>They created a shogunate.</u> A shogunate centralizes the power in the shogun, creating a dictatorship government (or closer to a dictatorship). Though the shogun is still under the rules of the Emperor, the Tokugawa Shogunate ruled for 200 years with full powers. <u>Economically, the period ruled by the Tokugawa Shogunate was stable and prosper: urban development, agriculture, domestic trade expansion, and the handicraft industry improvement.</u>
Explanation:
Since the 12th century, the shoguns were a common military title in Japan, and they had considerable power and influence. In the 16th century, the Ashikaga Shogunate was dissolved, and Japan began to experience a civil war. This war opposed the daimyos (feudal lords) to obtain power. In the end, Oda Nobunaga defeats his enemies and reach in power. However, he was betrayed by his closest allies. Ieyasu Tokugawa then assumes the government, closing Japan's foreign contacts and promoting an isolated shogunate.