What resulted from the U. S. and British invasion of Iraq in 2003?

In the morning hours of march 2003 the us and its allies initiated the Invasion of Iraq On April 9,U.S. forces formally occupied Baghdad, and on December 13 the same year, Saddam Hussein, the former Iraqi dictator was captured while hiding in a cellar in the outskirts of Tikrit.

Explanation:

plz mark brainleist