You really think the Iraq war was for
election reasons?
Pull back for a broader perspective. Look at this
list.
US Interventions
(dont get distracted by the "westward expansion" thing.)
here is another.
Timeline of United States military operations - Wikipedia
Now, suppose you are expected to give a well
considered explanation for this, some unifying theme.
You cannot just make things up or write an opinion
about it and call that fact.
So, what is really going on? Why Korea, Vietnam,
Grenada, etc etc? Why wars that cannot be won?
What is being accomplished by them?