Greek city-states.
how do you define this?

According to ohrp, a problem is an “unanticipated problem” when it meets which of the following criteria: unexpected, related or possibly related to the research, suggests that the research does not put the subjects or others at greater riskunexpected, related or possible related to the research, suggests the research puts subjects or others at greater riskunexpected, unrelated to the research but still occurring with a subject, suggests the research puts others at greater riskexpected, related or possible related to the research, suggests the research puts others at greater risk

What city was divided between communism and democracy/capitalism after world war 2

New communication technologies, improved transportation, and advanced military weapons made it possible for countries to speed up acquiring territory. rule large amounts of territory. fight off competition from opposing nations. expand their economies, which aided in conguest.