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Shimazu Kyushu Campaigns (1570s)

Type Event Region Asia Time 1572–1578

In the 1570s, the Shimazu of Satsuma, led by brothers Yoshihisa and Yoshihiro, expanded into northern and eastern Kyushu, conquering Hyuga and Osu, e…

Timeline

  1. 1572–1576Hyuga Province · Hyuga ProvinceAfter unifying Satsuma and Osu, Shimazu Yoshihisa marched north into Hyuga, defeating local warlords and Ito forces, controlling most of southern Kyushu, and using arquebus and tactical advantages to gradually squeeze opponents.
  2. 1571Shuri, Ryukyu Kingdom · OkinawaShimazu forces crossed the sea to attack Ryukyu, forcing its submission and tribute, bringing Ryukyu into the Shimazu sphere, extending Satsuma's influence in southern seas trade, and demonstrating Shimazu naval capability.
  3. 1577–1578Bungo Province · Bungo ProvinceShimazu forces advanced north into Bungo, besieging Otomo Sorin's castle and cutting off his reinforcements, completing their buildup before the decisive September 1578 battle by the Kizaki River, setting the stage for the Otomo's devastating defeat.

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