In the history of Europe, the Middle Ages (or medieval period) lasted from the 5th to the 15th century. It began with the fall of the Western Roman Empire and merged into the Renaissance and the Age of Discovery.
First, it creates a national government consisting of a legislative, an executive, and a judicial branch, with a system of checks and balances among the three branches. Second, it divides power between the federal government and the states. And third, it protects various individual liberties of American citizens.
I believe the answer is A. natural harbors provided a place to safely dock ships.
Cyrus the Great
-defeated the Medes and became the first leader of the Persian Empire
-created the Immortals, a force of 10,000 highly skilled warriors to serve him
-expanded the Persian Empire by conquering surrounding lands
Darius 1
-divided the Persian Empire into 20 provinces (these were called satraps)
-tolerated religions and customs of conquered peoples
-established the capital called Persepolis