Winter Siege of Osaka

Timeline

1. 1614Outside the Sannomaru of Osaka Castle · Osaka CityTokugawa Ieyasu personally led eastern and western armies to encircle Osaka; Sanada Yukimura built the Sanada Maru outside the Sannomaru, repeatedly repelling Tokugawa attacks, and the campaign fell into stalemate for a time.
2. 1614Osaka Castle · Osaka CityThe two sides negotiated peace; the Toyotomi agreed to fill in the moats of the Ninomaru and Sannomaru and demolish part of the outer fortifications, and the Tokugawa army lifted the siege. The peace failed to fundamentally dispel mutual suspicions.