The study places Morotai’s World War II history within a much longer story. Long before foreign armies arrived, the island was connected to the political and economic networks of the Maluku sultanates, particularly Ternate and Jailolo. Its position within maritime trade routes allowed goods, people and cultural practices to circulate across the region. Although Morotai was not as politically prominent as Ternate or Tidore, it occupied an important position within the wider maritime network of Maluku.
That historical position changed dramatically as European colonial powers expanded into Maluku. Portuguese and Dutch intervention reshaped political alliances and economic systems, while Morotai itself remained relatively marginal within the colonial administrative structure. The outbreak of World War II, however, changed the island's strategic value almost overnight.
Why Morotai Became a Military Target
According to Rahman and Said, geography was the key factor behind Morotai’s transformation. The island lies at the maritime crossroads between Southeast Asia and the Western Pacific, relatively close to the Philippines. Its terrain also offered suitable locations for airfield construction, while Japanese defenses on the island were comparatively weak. These characteristics made Morotai attractive to Allied planners pursuing an “island-hopping” strategy across the Pacific.
Japan had occupied Morotai in 1942 but initially did not develop it extensively. In 1944, however, Japanese military planners became increasingly interested in the island as they attempted to defend their southern approach to the Philippines. Japanese forces began developing an airstrip in the Doroeba Plain, but the project was abandoned because of drainage problems.
The Allies subsequently identified Morotai as a better location for an operational base. General Douglas MacArthur selected the island for air and naval facilities that would support the planned campaign to liberate the Philippines. Allied planners considered Morotai easier to secure than the much larger Halmahera, while its undeveloped landscape provided opportunities for rapid military construction.
From Island Community to Massive Military Base
The Allied landing in September 1944 marked the decisive turning point. After taking control of the island, Allied forces rapidly constructed airfields, naval facilities, supply centers and other military infrastructure.
The scale of the transformation was substantial. The Japanese-built airfield was captured and subsequently expanded by the Allies. The study records an airport with multiple runways and describes how emergency facilities were quickly replaced by larger land-based infrastructure capable of supporting continuing military operations.
Morotai then became an important launching point for Allied operations against Japanese positions in the Philippines and other parts of the region. Australian and American forces operated from the island, while aircraft based there conducted attacks against targets in the Netherlands East Indies and the southern Philippines. Australia later used Morotai as a base for operations toward Borneo.
The island therefore became much more than a temporary battlefield. It developed into a major logistical and operational hub connecting military movements across the Pacific theater.
The War Had a Heavy Cost for Local People
Behind the military transformation was a far more difficult story for Morotai’s population.
The study describes how Japanese occupation policies forced local residents to participate in wartime labor. People were required to work for long hours with inadequate food and limited protection. Disease, hunger and accidents became serious problems. Economic activity was increasingly redirected toward supporting the Japanese military, while farmers were forced to surrender much of their agricultural production.
The disruption also affected access to basic goods. As wartime conditions interrupted trade, shortages of food and clothing emerged. The article records accounts of residents using woven sacks, tree materials and bark as substitutes for conventional clothing.
The arrival of Allied forces brought another major demographic change. After Morotai fell to the Allies, refugees from Central, East and North Halmahera moved to the island seeking safety. The island consequently became a place where military operations, displacement and civilian survival intersected.
Morotai and the End of the War
Morotai remained strategically important even after major fighting on the island had declined. Allied aircraft continued operating from the island, while Australian forces used it to support campaigns elsewhere.
The island also became an important location for Japanese surrender ceremonies. The study records the surrender of approximately 660 Japanese soldiers on Morotai after Japan announced its surrender, while around 40,000 Japanese troops in Halmahera surrendered to Allied forces on August 26, 1945, after their commander was brought to Morotai. Another surrender ceremony was held on September 9, 1945, when Australian General Thomas Blamey accepted the surrender of a further group of Japanese forces at an Allied military facility on the island.
For Rahman and Said, these events demonstrate that Morotai was not simply a remote battlefield. The island was part of the wider military developments that shaped the final stages of World War II in the Pacific.
Why Morotai’s History Matters Today
The authors argue that Morotai deserves greater attention in Indonesian historical narratives. They describe the island as an example of a place that can move from the “periphery” to the center of global events when geopolitical conditions change.
The study also highlights Morotai’s continuing geographic and economic potential. Its location on the Pacific rim is presented as an opportunity for the island to function as a gateway to eastern Indonesia. The wartime airport infrastructure and surviving traces of military activity could also contribute to the island’s historical, tourism and regional-development potential.
The broader lesson is clear: geography can give a seemingly peripheral place global importance. Morotai’s history shows how a small island can become a critical military hub when its location meets the strategic requirements of a global conflict.
Author Profiles
The article acknowledges support from the Institute for Research and Community Service (LPPM) of Universitas Khairun and contributions from local communities whose oral histories and cultural memories helped enrich the historical analysis. The authors state that the research received no external funding.
Research Source
Rahman, Abd. & Said, Rusli M. (2026). “Morotai Island in North Maluku: A Base for Global Military Contestation during the Pacific War in Indonesia 1944–1945.” International Journal of Advance Social Sciences and Education (IJASSE), Vol. 4, No. 4, pp. 497–524.
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