Democracy
A monarchy.
Greece and Rome for sure. Greece had a direct democracy, and Rome had a representative democracy. Rome's form of democracy was a Republic. A Republic is the kind of government to we use in the USA today.
the military and government of Greece were the legacies roman's used. this is because when the Roman Empire was rapidly falling apart Greece's ideas were used and expanded
a type of government using a parlimantary system that the executive branch is dependent on Parliament for support where the people r allowed to vote. this form of government is used in Greece for more info go to wikipedia
Greece's government used to be a government where everyone votes but, now Greece has a government like us. We in the United have a government where we have representatives. So to answer your question, there is no difference in governments beetween the U.S ans Greece.
The first time the symbol Pi was first used for Pi was in ancient Greece in their numbers. The symbol "π" was number 80 in Greece.
The first currency was used in Ancient Greece by the Greeks.
Ancient Greece
Greece 1745
The Federal government of the United States is called a republic. For a somewhat reasonable comparison the US republic was the first one in the "new world" since ancient Rome was a republic. I use republic loosely with regards to Rome.
Thucydides discussed the historical transition of government in Greece, but he didn't and no one would have used this form of words as it doesn't make sense to say that because of monarchy, monarchy was rejected. Aristotle also discussed the forms of government and in fact said that monarchy was the ideal form, better than aristocracy and democracy.
Attempting to talk about ancient Greece as if had a single government. The Greek world comprised over 2,000 independent city-states each with their own government, with several systems being used.