Siege of Jailolo (1550)

Siege of Jailolo (1550–1551)

Map of Gilolo Island
Date28 December 1550 – 19 March 1551
Location
Result Portuguese victory
Belligerents
Portuguese Empire
Sultanate of Ternate
Sultanate of Jailolo
Commanders and leaders
Bernaldim de Sousa
Balthasar Velloso
Prince of Batjan
King of Jailolo
Prince of Jailolo
Strength
180 Portuguese soldiers
5,000 allied men from Ternate and Batjan
1,200 soldiers
Large quantity of cannons
Casualties and losses
18 Portuguese killed 300 killed
Many wounded

The siege of Jailolo (1550–1551) was a successful military expedition launched by Bernaldim de Sousa, a Portuguese commander, against the Sultan of Gilolo, supported by the King of Ternate and the Prince of Batjan, lasting three months.[1][2]

  1. ^ A History of Christianity in Indonesia. Netherlands: Brill. 2008. p. 55. ISBN 9789004170261. The unlikely Portuguese-Ternatean alliance brought Jailolo down in 1551 and its sultan was reduced to a vassal of Ternate.
  2. ^ Haire, J. (1981). The Character and Theological Struggle of the Church in Halmahera, Indonesia, 1941-1979. Germany: Lang. p. 101. ISBN 9783820458886. In 1551 the Ternatenese and Portuguese together subjugated Jailolo into becoming a vassal of Ternate.

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