Do veterans really own their day, which would make it Veterans’ Day, or are they recognized in a more adjectival fashion, which would make it Veterans Day?

And what might St. Patrick and St. Valentine say about all this?

The proper way to write holidays has little to do with logic or punctuation rules. Instead, holiday names like Valentine's Day and Presidents Day are written as they are simply because that's how people have written them. Here's a quick rundown  of the proper holiday names to use all year long.