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 of the Soviet Union cultural level of life of the people on the basis of high rates of development of socialist production, an increase of its effectiveness, scientific-technical progress, and an acceleration of the growth of the productiveness of labor". Such messages were typical of stamps for the Brezhnev and post-Brezhnev period until the changes occurred under Mikhail Gorbachev. New slogans, "perestroika", "uskoreniye", "demokratizatsiya", and "glasnost", were coined and appeared on the postage stamps of the USSR. A unique complete pane of 25 early Soviet Union stamps is known as "Soviet Air Post "Wide 5" surcharged". The stamp itself was produced in 1924 as