KNIL troops marching through Surabaya, 1937 The Royal Netherlands East Indies Army (Koninklijk Nederlands Indisch Leger; KNIL) was the military force maintained by the Netherlands in its colony of the Netherlands East Indies (also known as the Dutch East Indies, and now modern Indonesia). The KNIL's air arm was the Royal Netherlands East Indies Army Air Force. Elements of the Royal Netherlands Navy were also stationed in the Netherlands East Indies.
Source: Wikipedia