Give a man a fish and he eats for a day. Teach a man to fish and he stops voting for the Free Fish party.
Lots of Italians look at Columbus as the WOP St Patrick. I'm of Italian descent and I really don't care one way or the other to be honest. If my present employer gives me the day off I say thanks and sleep late. If not I go to work.
On the subject of whether he was an evil bastard or not. Sure he was. Most people back then were by our morality. Especially so for people who tried to get things done.
Quo usque tandem abutere, Trump, patientia nostra?
I think Eric the Red Day would be more appropriate, since the Vikings beat Columbus to America by about 400 years.
The ghost of Jack Kevorkian for President's Physician: 2016
Unless it's a paid holiday, I really don't give a crap either way. Unpaid holidays are nothing more than a way to inconvenience me by closing the banks and post offices when I still have business to conduct.
If, when defending your support for Donald Trump, and your response is,
"But but but... HILLARY!!!", then you lost the argument before you even began.