International Hydrographic Organization (IHO): note - name changed from International Hydrographic Bureau on 22 September 1970

established - June 1919; effective - June 1921

aim - to train hydrographic surveyors and nautical cartographers to achieve standardization in nautical charts and electronic chart displays; to provide advice on nautical cartography and hydrography; to develop the sciences in the field of hydrography and techniques used for descriptive oceanograrphy

members - (80) Algeria, Argentina, Australia, Bahrain, Bangladesh,
Belgium, Brazil, Burma, Canada, Chile, China (including Hong Kong and
Macau), Colombia, Democratic Republic of the Congo (suspended),
Croatia, Cuba, Cyprus, Denmark, Dominican Republic (suspended),
Ecuador, Egypt, Estonia, Fiji, Finland, France, Germany, Greece,
Guatemala, Iceland, India, Indonesia, Iran, Ireland, Italy, Jamaica,
Japan, North Korea, South Korea, Kuwait, Latvia, Malaysia, Mauritius,
Mexico, Monaco, Morocco, Mozambique, Netherlands, NZ, Nigeria, Norway,
Oman, Pakistan, Papua New Guinea, Peru, Philippines, Poland, Portugal,
Qatar, Romania, Russia, Saudi Arabia, Serbia, Singapore, Slovenia,
South Africa, Spain, Sri Lanka, Suriname (suspended), Sweden, Syria,
Thailand, Tonga, Trinidad and Tobago, Tunisia, Turkey, Ukraine, UAE,
UK, US, Uruguay, Venezuela

International Labor Organization (ILO): established - 28 June 1919 set up as part of Treaty of Versailles; 11 April 1919 became operative; 14 December 1946 affiliated with the UN

aim - to deal with world labor issues; a UN specialized agency

members - (181) includes all UN member countries except Andorra, Bhutan, North Korea, Liechtenstein, Maldives, Federated States of Micronesia, Monaco, Nauru, Palau, Tonga, and Tuvalu; note - includes the following dependencies: Netherlands (Netherlands Antilles and Aruba)

International Maritime Organization (IMO): note - name changed from Intergovernmental Maritime Consultative Organization (IMCO) on 22 May 1982

established - 6 March 1948 set up as the Inter-Governmental Maritime Consultative Organization; effective - 17 March 1958

aim - to deal with international maritime affairs; a UN specialized agency