Changes

*The ''[[tenshu]]'' of [[Hirosaki castle]] is struck by lightning and burns down. The castle falls into disuse.

*The ''[[tenshu]]'' of [[Hirosaki castle]] is struck by lightning and burns down. The castle falls into disuse.

*[[Kato Yoshiaki|Katô Yoshiaki]] is transferred from [[Matsuyama castle (Iyo)|Matsuyama castle]]. [[Gamo Tadatomo|Gamô Tadatomo]] takes his place as lord of Matsuyama.

*[[Kato Yoshiaki|Katô Yoshiaki]] is transferred from [[Matsuyama castle (Iyo)|Matsuyama castle]]. [[Gamo Tadatomo|Gamô Tadatomo]] takes his place as lord of Matsuyama.

*Manchu invasions of Korea. The shogunate offers aid, but, communicating via [[Tsushima han|Tsushima]], Korea refuses.

*Manchu invasions of Korea. The shogunate offers aid, but, communicating via [[Tsushima han|Tsushima]], Korea declines the offer.

*War breaks out between Northern (Tonkin) and Southern (Quang Nam) Viet Nam. Nguyen Phuc Nguyen, lord of Quang Nam, along with representatives of the [[Nihonmachi|Japanese community]] at [[Hoi An]], send letters to the [[Tokugawa shogunate]] requesting that trade and relations between Japan and Tonkin end.

*War breaks out between Northern (Tonkin) and Southern (Quang Nam) Viet Nam. Nguyen Phuc Nguyen, lord of Quang Nam, along with representatives of the [[Nihonmachi|Japanese community]] at [[Hoi An]], send letters to the [[Tokugawa shogunate]] requesting that trade and relations between Japan and Tonkin end.