Claim: The West Java Indonesia is one of the first eight provinces of Indonesia formed following the country's independence proclamation,  and situated in this region is  Mount Gede Pangrango, where the animals such as several primates like the silvery gibbon, Javan surili, other mammals like Javan leopard, leopard cat live.
Evidence: Upon the independence of Indonesia, eight provinces were established: West Java, Central Java, East Java, and Maluku still exist as of today despite later divisions, while Sumatra, Kalimantan, Sulawesi, and Lesser Sunda were fully liquidated. Two days after the surrender of Japan in August 1945, Sukarno and Mohammad Hatta, influential nationalist leaders, proclaimed Indonesian independence and were appointed president and vice-president respectively. Mount Gede Pangrango National Park is a national park in West Java, Indonesia. Among the endangered mammal species in the Park there are several primates such as the silvery gibbon, Javan surili and Javan lutung. Other mammals include Javan leopard, leopard cat, Indian muntjac, Java mouse-deer, Sumatran dhole, Malayan porcupine, Sunda stink badger, yellow-throated marten, and Bartels's rat.