Netherlands East Indies. (Luchtpost - Brief). 1948. Luchtpost-Brief' folded envelope written from Belawan, Medan headed 'Militair Portvrij' addressed to the Netherlands cancelled by Veldpost/ Medan date stamp '28th Sept 48', with oval 'Hsvencommando/ Belawan Deli/ C.M. V' in violet.
The Dutch East Indies declared independence from the Netherlands at 10am, 17th August 1945. There followed four years of armed resistance and bloody conflict until the Dutch recognized Independence on the 27th Dec 1949.