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. https://www.worldhistory.org/Tokugawa_Ieyasu/ #History #Azuchi-MomoyamaPeriod #MedievalJapan #OdaNobunaga