The continent of Oceania has four regions; Australasia, Melanesia, Micronesia and Polynesia. It is the smallest continent in terms of area, and the second smallest in terms of population (only Antarctica has less residents). Just over 39 million people live in Oceania; that's half the population of Germany, a country less than 5% the size of Oceania! Of these 39 million people, just over half live in one country: Australia. The vast majority of jurisdictions in Oceania have comparatively small areas and populations.
Find out more about some of those lesser known places by playing this quiz about a selection of the flags which are used in Oceania.
In four separate referenda the people of Northern Mariana Islands have voted to join the neighbouring country Guam. The people of Guam have not agreed to this however, so instead the Northern Mariana Islands have sought closer integration with the USA