At that point they have the right to go the fuck back to your own country.
He's right, you know.
Go to Spain and learn why they do it.
People don't realize that dressing in a suit or otherwise looking put-together and dignified is a sign of respect for the people around you. It's not just about being an "individual" or "comfortable."
It's a Spanish Catholic tradition. I don't know much about it but I know those participating aren't necessarily evil.
Btw, I'm a Christian, and I'm really not interested in your schizo gibberish denigrating my beliefs.
Well, you probably dress like a hobo and smell like shit most of the time and the people around you are too polite to say anything.