The listing of an airport as open to the public in this directory merely indicates the airport operator's willingness to accommodate transient aircraft, and does not represent that the airport conforms with any Federal or local standards, or that it has been approved for use on the part of the general public.
The Calpulli. After the family, the basic unit of ancient Aztec government was the calpulli. Families didn't individually own land, the land was owned by a group of families, the calpulli. This structure of local government existed long before the Aztec empire. The leadership in the calpulli would be responsible for the basic needs of the group.
The Eastern Augustus was the most senior ruler in the Tetrarchy. Every twenty years, the Caesars would replace the Augusti who would retire. Merit and ability determined the appointment of new Caesars. In this article I shall explain the creation and the successes of the Tetrarchy. 1. Why was the Tetrarchy necessary? In the 3rd century, the Roman Empire stretched from one end of the Mediterranean to the other. The defence and administration of such a vast empire was difficult.