Because he wants to destroy this country, to turn it into a third-world socialist hellhole.
He was raised from his mother's knee to hate freedom and Western Civilazation in general, and the US in particular.
If you keep that in mind, everything he does makes perfect sense.
You are spot on. I am amazed of the fact that some people to this day “wonder” why BO does what he does. Everything he does is the bring our country down, plain and simple.