Commonwealth of Nations
The Commonwealth comprises 53 countries, across all continents. The members have a combined population of 2.4 billion people, almost a third of the world population, of which 1.26 billion live in India, 220 million live in Pakistan and 94% live in Asia and Africa combined. After India, the next-largest Commonwealth countries by population are Pakistan (220 million ), Nigeria (170 million), Bangladesh (156 million), and the United Kingdom (65 million). Tuvalu is the smallest member, with about 10,000 people.
Member states of the United Nations
The United Nations member states are the sovereign states that are members of the United Nations (UN) and have equal representation in the UN General Assembly. The UN is the world's largest intergovernmental organization.
The criteria for admission of new members to the UN are set out in Chapter II, Article 4 of the UN Charter:A recommendation for admission from the Security Council requires affirmative votes from at least nine of the council's fifteen members, with none of the five permanent members using their veto power. The Security Council's recommendation must then be approved in the General Assembly by a two-thirds majority vote.