Why did the Greeks establish colonies outside of mainland Greece?

Why is ivan iv known as “ivan the terrible”?

Which factor best suggests a cause for the urban problems shown in this table? (3 points) increasing discriminatory housing practices shifting population density gradients over time declining urban renewal efforts by city governments declining basic employment sector in industrial cities increasing gentrification efforts in the inner cities

Which of these was an accomplishment of the han dynasty? the invention of the seismograph finding a water passage to europe the invention of the ballpoint pen the invention of the abacus