ARTFEED — Contemporary Art Intelligence

Indonesia's Post-WWII Independence Struggle: A Brutal War Against Dutch Colonialism

other · 2026-08-15

From 1945 to 1949, Indonesian nationalists engaged in a struggle against Dutch colonial rule, ultimately achieving independence for the largest Muslim nation in the world. This movement was spearheaded by figures such as Sukarno and Mohammad Hatta. During World War II, Japan took control of the Dutch East Indies, prompting nationalists to ally with them. Following Japan's surrender, Indonesia proclaimed its independence on August 17, 1945, but British troops soon arrived, igniting conflicts. The Dutch made attempts to re-establish dominance, leading to unsuccessful agreements like the Linggadjati Agreement in March 1947 and the Renville Agreement. Major military operations, such as Operation Product in July 1947 and Operation Crow in December 1948, resulted in Sukarno's capture. International advocacy culminated in the Roem-Van Roijen Agreement and the Round Table Conference in August 1949, paving the way for Indonesia's complete independence on November 2, 1949.

Key facts

  • Indonesian nationalists fought a war against Dutch colonial authorities from 1945 to 1949.
  • Sukarno and Mohammad Hatta were key leaders of the independence movement.
  • Japan occupied the Dutch East Indies during WWII, and nationalists collaborated with them.
  • Indonesia declared independence on August 17, 1945.
  • The Bersiap period saw attacks by Indonesian militias on British and civilian populations.
  • The Linggadjati Agreement was signed in March 1947, but fighting continued.
  • Operation Product (July 1947) and Operation Crow (December 1948) were major Dutch offensives.
  • The Round Table Conference in The Hague led to the transfer of sovereignty on November 2, 1949.
  • The conflict cost approximately 100,000 lives.
  • Sukarno hosted the Bandung Conference in 1955, promoting decolonization and non-alignment.

Entities

Artists

  • Sukarno
  • Mohammad Hatta
  • Sutan Sjahrir
  • Amir Sjarifuddin
  • Mohammad Roem
  • Jan Herman van Roijen
  • Wim Schermerhorn
  • Louis Beel
  • Hubertus Van Mook
  • Simon Spoor
  • Willem Drees
  • Sudirman
  • Sekarmadji Maridjan Kartosoewirjo
  • Aubertin Mallaby
  • Louis Mountbatten

Institutions

  • Dutch East Indies
  • Indonesian National Party (PNI)
  • Sarekat Islam
  • Indonesian Armed Forces (TNI)
  • Indonesian Communist Party (PKI)
  • Darul Islam
  • United States of Indonesia
  • Dutch monarchy
  • Marshall Plan
  • Non-Aligned Movement

Locations

  • Indonesia
  • Netherlands
  • Java
  • Sumatra
  • Aceh
  • Surabaya
  • Yogyakarta
  • Madiun
  • Balikpapan
  • Linggadjati
  • Malino
  • The Hague
  • New Guinea
  • West Papua
  • Bandung

Sources