What happened as a result of the US invasion of Iraq in 2003?

What happened as a result of the US invasion of Iraq in 2003?
○ Saddam Hussein was convicted of war crimes and executed.
○ Iraq gave up the al-Qaeda members it had been harboring.
○ Many countries joined the invasion and helped secure peace in Iraq.
○ Osama bin Laden was forced into hiding and left al-Qaeda weakened.