The relatively quick task of defeating the Iraqi military during the 2003 Iraq War, was followed by which of the following?

A. The immediate establishment of a flourishing democracy
B. A return to dictatorship, led by the sons of Saddam Hussein
C. The coalition invasion of Iran
D. A short lived anti-coalition Kurdish insurgency
E. Instability because of both ethnic conflicts between Iraqis and resistance to foreign occupation 

Answer: E