aim - to promote economic and social development in Asia and the Pacific

members - (25) Afghanistan, Australia, Bangladesh, Bhutan, Burma, Fiji,
India, Indonesia, Iran, Japan, South Korea, Laos, Malaysia, Maldives,
Mongolia, Nepal, NZ, Pakistan, Papua New Guinea, Philippines,
Singapore, Sri Lanka, Thailand, US, Vietnam

Common Market for Eastern and Southern Africa (COMESA): note - formerly known as Preferential Trade Area for Eastern and Southern Africa (PTA)

established - 5 November 1993

aim - recognizing, promoting and protecting fundamental human rights, commitment to the principles of liberty and rule of law, maintaining peace and stability through the promotion and strengthening of good neighborliness, commitment to peaceful settlement of disputes among member states

members - (20) Angola, Burundi, Comoros, Democratic Republic of the
Congo, Djibouti, Egypt, Eritrea, Ethiopia, Kenya, Libya, Madagascar,
Malawi, Mauritius, Rwanda, Seychelles, Sudan, Swaziland, Uganda,
Zambia, Zimbabwe

Commonwealth (C): note - also known as Commonwealth of Nations

established - 31 December 1931

aim - to foster multinational cooperation and assistance, as a voluntary association that evolved from the British Empire

members - (53) Antigua and Barbuda, Australia, The Bahamas, Bangladesh, Barbados, Belize, Botswana, Brunei, Cameroon, Canada, Cyprus, Dominica, Fiji, The Gambia, Ghana, Grenada, Guyana, India, Jamaica, Kenya, Kiribati, Lesotho, Malawi, Malaysia, Maldives, Malta, Mauritius, Mozambique, Namibia, Nauru, NZ, Nigeria, Pakistan (suspended), Papua New Guinea, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Samoa, Seychelles, Sierra Leone, Singapore, Solomon Islands, South Africa, Sri Lanka, Swaziland, Tanzania, Tonga, Trinidad and Tobago, Tuvalu, Uganda, UK, Vanuatu, Zambia; note - on 7 December 2003 Zimbabwe withdrew its membership from the Commonwealth