How did Minamoto Yorimoto change the structure of government in Japan after 1192 CE?

The Japanese warrior chieftain Minamoto Yoritomo (1147-1199) founded Japan's first military government, or shogunate, in 1185 and thereby inaugurated the medieval period of Japanese history, which lasted until 1573.

answer; delirium is a common adverse reaction seen when elderly patients take diphenhydramine;

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