 With the surrender of Japan in August 1945, former Kesatuan Melayu Muda cadres formed the nucleus of the emerging political movements like the Malay Nationalist Party, Angkatan Pemuda Insaf, and Angkatan Wanita Sedar.With the fall of Japanese power in August 1945, and its key advocates are accused as traitors and Japanese collaborators in Malaya, the ideas of the union between the peninsula with Indonesia were faded and almost forgotten in Malay peninsula.On the other hand, after the Proclamation of Indonesian Independence, through armed battles in Indonesian National Revolution between 1945–1949, the Republic of Indonesia finally gained recognition of sovereignty from the Netherlands during Dutch–Indonesian Round Table Conference in 1949.