"The United States has long been the top arms supplier to the world. In the past several years, however, the list of nations that rely on the United States as a primary source of major weapons systems has greatly expanded. Among the recent additions are Argentina, Azerbaijan, Brazil, Georgia, India, Iraq, Morocco and Pakistan, according to sales data through the end of last month provided by the Department of Defense...The next largest seller was Russia, which in 2006 accounted for 21 percent of global deliveries."

http://www.iht.com/articles/2008/09/14/america/arms.php?page=1