Based on the other answer, I'm guessing that it was A. Russians were likely to reject pure Marxism because Marx was a German. (I'll update it when I know for sure.)
It discouraged the revival of the empire and encouraged the emergence of regional states that organized their communities into powerful societies.<span />
It would be "Whether a new state or territory should enter the Union as Free or Slave" that had the most impact on the Civil War, since the North was strongly against the spread of slavery, while the South was in favor of it.
<span> Islamic extremist group al-Qaeda hijacked four airliners and carried out suicide attacks against targets in the United States. Two of the planes were flown into the towers of the World Trade Center in New York City, a third plane hit the Pentagon just outside Washington, D.C., and the fourth plane crashed in a field in Pennsylvania. Often referred to as 9/11, the attacks resulted in extensive death and destruction, triggering major U.S. initiatives to combat terrorism and defining the presidency </span>
The Harding administration responded to growing public fears of communists and anarchists by empowering the Justice Department to take broad measures to arrest and deport radicals.