Tokugawa Ieyasu (1543-1616) was a Japanese military leader who reunified Japan at the beginning of the 17th century after a long period of civil war, known as the Warring States or Sengoku period. He created a new government controlled by the Tokugawa family that ruled Japan until 1868.
This is a companion discussion topic for the original content at https://www.worldhistory.org/Tokugawa_Ieyasu/.