The two largest periods of immigration in our history occurred before World War
I and from the 1980s onward. Where did
the immigrants come from in each of
these periods? How are the immigrants of the two periods different? How are they similar? Why do you think that more European immigrants did not come to the United States after 1965?

In this unit, you read about transitions of power and the formation of newly independent nations in africa, asia, the americas, and the middle east. some of these transitions were peaceful, while others caused long-term instability. why do you think some countries were more successful than others with political transitions? what do you think were the biggest challenges facing newly independent countries? would it have been possible for leaders to prevent these problems before they happened? why or why not?

True exact date for the withdrawal of american combat troops in iraq was set for august 31st 1. 2011 2. 2010 3. 2012

Large igneous rock have been found on surface sedimentary bedrock in north carolina .which statement best xplains the presence of these boulders