Under Obama, the debt rose by under $9 trillion in 8 years. And he inherited a brutal economy, a banking crisis, and an auto industry in shambles. Absent those issues it was really more like $6 trillion.
With Trump in office, $12.9 trillion in 5 years. And, ge did nothing but complain how Obama ran up the debt.
Of course, finding ways to take on new debt was all he's ever done.

is not currently $39 Trillion.

Why the discrepancy between your number and their number?

confirms that it is not in fact $39 trillion.

republicans purposely run up the debt and deficit as a way to eventually say we can't afford any of the FDR new deal programs anymore.

Vanguard has a Money Market tied to government bonds. Not a lot of money, but I don’t pay interest, I collect it. My goal and sticking with it.

... is only important when a Democratic administration is in the White House.

Then the republicans use it to berate, shame and accuse the president of incompetence in order to block any chances of a progressive agenda, such as national health care, veterans' benefits, helping the helpless, and improving the lives of the actual people.

Says the purpose of the shutdown was to float the treasury for 30 days and pocket the profits.