TCP/IP, transmission control protocol/internet protocol - a set of protocols (including TCP) developed for the internet in the 1970s to get data from one network device to another. etiquette - rules governing socially acceptable behavior.
The Early Dynastic period was brought to an end when Sargon (2334-2279) created the world's first empire, stretching the length and breadth of the fertile crescent. The impact of Sargon's unification of Sumer and Akkad resonated down through the history of Mesopotamia for the next two thousand years.
(Enlarge) (PDF for Print) (Freely Distributed) Map of the Achaemenid Persian Empire at its Greatest Extant (490 BC.) This map reveals the Persian Empire in 580 BC under its greatest ruler Darius I. The Persian Empire was founded by Cyrus in 536 BC., after they succeeded the Babylonian Empire. The first king of the Persian Empire was Cyrus, who issued the famous decree for the Jews to return to their homeland to rebuild their Temple.