Human Interaction is the major causes of deforestation.
Watergate helped curtail presidential authority
The Persians built a system of well maintained roads which facilitated the rapid transit of military and government personnel. One particular road was called the Royal road that stretched from Sardis to Susa . The Persians established way stations at intervals equipped with fresh horses for the King's messenger.
The Assyrian system of communication was so efficient and effective that a provincial governor anywhere in the empire except Egypt could ask a question and receive an answer within a week.
Answer:
Tribute System
Explanation:
Over time the Chinese government developed a mechanism known as the “tribute system” to deal with the outside world. Under this system a tribute state accepted its vassal status to the Chinese and was required to exchange envoys and gifts, monitor foreign trade, and handle diplomatic relations.