- Bougainville votes to become independent of Papua New Guinea in a referendum
- Discovery of the earliest figurative artwork in the world, (43,900 years old), figures part human part animal, from cave in Sulawesi, Indonesia, reported in journal "Nature"
- India passes controversial Citizenship Amendment Bill clearing way for citizenship for immigrants from Pakistan, Bangladesh and Afghanistan but not if they are Muslim
- Militants attack army base in Ates, Niger, killing at least 71. Islamic State claim responsibility.
- David Bellamy, English botanist and TV presenter, dies at 86