Postage stamps and postal history of the United States a precondition for their issue by a nation was the establishment of standardized rates for delivery throughout the country. If postal fees were to remain (as they were in many lands) a patchwork of many different jurisdictional rates, the use of stamps would only produce limited gains in efficiency, for postal clerks would still have to spend time calculating the rates on many letters: only then would senders know how much postage to put on them. The introduction of postage stamps in the UK in May 1840 was received with great interest in the United States (and around the world).
Postage stamps and postal history of Papua New Guinea on a five stamp series issued on 21 April 1975. In August, the four stamps marking the fifth South Pacific Games in Guam were the last before independence on 21 September 1975. This is a synthesis of the stamps used in Papua New Guinea during its philatelic history, distinguished by the country name printed and the currency expressed on the stamps. Postage stamps and postal history of Papua New Guinea The postage stamps and postal history of Papua New Guinea were linked to the Australian administration on the eastern part of the island of New Guinea until its independence in