Mainly through better advancement in technology and our understanding of engineering. What with us going from living in caves to making wooden homes to now living in steel and concrete.
The answer is b. Ancient maps were two dimensional and less accurate than modern maps
Certain historical cases of inflation have become sufficiently notorious to become textbook examples of government printing presses run riot. ... In the American case, the continental currency lost so much of its value that it became common to describe something as worthless
Cyrus the Great is remembered for founding the Persian Empire. At one point his empire spanned all the way to Eastern Europe, covering what would nowadays be Bulgarian and Macedonia. He is noted for providing successful governmental establishment and centralized administration, as well as his achievement in human rights, politics and military strategy.
The most important issues raised during the ratification process were the Bill of Rights because most Americans and Non-Federalists were afraid that their rights and representation would be taken away. A bill of rights would prevent the federal government from having too much power over the people, as well as securing their basic rights with the intention of never taking them away.