1. The Universal Postal Union (UPU) had adopted the UPU postal security standards, which are mandatory for all members.

2. Recognized by the UPU, the Aerogram is available in most…

3. Defining what activities UPU should carry out in a changing context, alignment of activities

4. Packets of all shapes up to limits of weight and size set by the UPU.

5. The Universal Postal Union (UPU), established in 1874, includes 192 member countries and sets the rules for international mail exchanges.

6. As this affected the cost of the delivery of periodicals, the UPU devised a new "threshold" system, which it later implemented in 1991.

7. A non-member state of the United Nations may also become a member if two-thirds of the UPU member countries approve its request.

8. The UPU was created in 1874, initially under the name "General Postal Union", under the Treaty of Bern signed on October 9, 1874.

9. In December, ICANN and the Swiss-based Universal Postal Union signed a historic agreement giving the UPU managing authority over . post as a top-level domain.

10. In 1969, the UPU introduced a new system of payment where fees were payable between countries according to the difference in the total weight of mail between them.

11. Prior to the establishment of the UPU, each country had to prepare a separate postal treaty with other nations if it wished to carry international mail to or from them.

12. If it is considered that the mail originated in country B in accordance with instructions from a company which is established (or resides, in postal terminology) in country A, that would be equivalent to non-physical ABA remail and could be the subject of interception under Article 25 of the UPU Convention.