According to the U.S. Census Bureau's 2008 update, when will the world's population reach 9 billion?
a. 2020
b. 2030
c. 2040
d. 2050
e. 2060
d
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The ________________ prohibited the use of biological and chemical weapons in war
Fill in the blank with correct word
Which of these statements illustrate the similarity of a unipolar international system and a bipolar system?
a. Alliances play the same role in both systems b. Warfare between major powers is rare in both systems c. Democracy is equally likely to spread under both systems d. Military competition is the central dynamic of both systems
U.S. initiatives were crucial to ending a civil war in 2005 in ________, then Africa's largest country, and supporting the eventual separation of ______________ in 2011.
Fill in the blank(s) with the appropriate word(s).
In his first term in office, Barack Obama vetoed
A) only two bills. B) most pieces of legislation. C) two major bills and a large number of minor ones. D) zero bills. E) only five bills.