Qualla: The Secret War in Borneo's Jungle

The Secret War in Borneo's Jungle: Introduction

Thu, 02 Apr 2026 00:00:00 GMT

Photo credit Unknown author, Public domain. The soldiers wore no identity discs. They carried nothing that could link them to any nation. If they died across the border, their bodies were to be recovered at all costs, and their deaths reported as having occurred in East Malaysia. For two years, from mid-1964 to mid-1966, thousands of British, Gurkha, Australian, and New Zealand troops crossed from Sarawak and Sabah into Indonesian Kalimantan under the codename Claret, fighting a shadow war that their governments would not acknowledge for decades. Britain did not publicly disclose the operations until 1974. Australia waited until 1996.

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The Secret War in Borneo's Jungle: The Undeclared Border

Thu, 02 Apr 2026 00:00:00 GMT

Photo credit Unknown author, Public domain. The Indonesia-Malaysia confrontation was President Sukarno's attempt to prevent the formation of the Malaysian federation, which he viewed as a neocolonial construct. Indonesian forces launched cross-border raids from Kalimantan into the Malaysian states of Sarawak and Sabah, gro...

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The Secret War in Borneo's Jungle: Seven Golden Rules

Thu, 02 Apr 2026 00:00:00 GMT

Photo credit Unknown author, Public domain. Walker imposed seven conditions that transformed what could have been a reckless escalation into one of the most disciplined military campaigns of the Cold War era. Every operation required his personal authorization. Only trained and tested troops could participate. Penetration ...

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The Secret War in Borneo's Jungle: Ghosts in the Canopy

Thu, 02 Apr 2026 00:00:00 GMT

Photo credit Unknown author, Public domain. Operations ranged from four-man SAS reconnaissance patrols to company-strength infantry assaults coordinated at the battalion level. The SAS and Border Scouts slipped across the frontier to locate and monitor Indonesian positions, then infantry units acted on the intelligence wit...

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The Secret War in Borneo's Jungle: When Plans Unraveled

Thu, 02 Apr 2026 00:00:00 GMT

Photo credit Unknown author, Public domain. Not every operation went as rehearsed. Late in 1965, the Reconnaissance Platoon of the Scots Guards, deep into their second tour, crossed the border to investigate reports of an unknown Indonesian base in the estuarine country west of Tawau. They found the base deserted, left fou...

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The Secret War in Borneo's Jungle: A War That Worked

Thu, 02 Apr 2026 00:00:00 GMT

Photo credit Unknown author, Public domain. The last Claret operation took place in July 1966, an artillery ambush near Ba Kelalan by the 1st Battalion, 7th Gurkha Rifles and 38 Light Battery, targeting a track leading to the Long Bawang airfield. By then, political upheaval within Indonesia was already rendering the confr...

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