This was a series of conflicts between several Greek city-states and the Persian Empire. They started in 499 BC and lasted until 448 BC. There were
two invasions of the Greek mainland, one in 490 BC (under Darius) and
another in 480 BC (under Xerxes). In both cases the allied Greeks successfully
repelled them

What refers to the division of power among the three branches of government

The establishment of columbia as the state capital was important because a) it was located in the heart of the upcountry. b) it was located in the heart of the low-country. c) it was already established as a vital industrial center. d) it represented a compromise location central to most citizens.

Which answer best describes the u.s. national road? it ran from atlanta to baltimore and followed the railroad. it ran from new york to chicago and was made from wooden planks. it ran from massachusetts to ohio and ran parallel to the canal system. it ran from maryland to illinois and was made using macadam construction.