How is it that you can understand the 13th Amendment, but fail to understand the Constitution's own statement of purpose and the Fifth and the Fourteenth Amendments?
Since you seem to possess reading comprehension skills, I'm tempted to think this is a case of unwillingness to understand, not inability.
Backwards. The United States Constitution was not intended to eliminate state powers and establish a national hegemony, as you mistakenly believe.
and the Fifth
Non sequitur.
and the Fourteenth Amendments?
The 14th Amendment has not yet been given blanket incorporation, despite the desperate efforts of the left to destroy the 10th Amendment.