Originally Posted by BobG

The holiday is not celebrated nor observed in Mexico, only here in the US. Might not technically be a US holiday but it's definitely not a Mexican one. I went to school in the next town over so i'm familiar with how these things work up there. This isn't the first time administrators deal with things like this. Something similar happenned when I was in high school 18 years ago . They acted to prevent a fight from happening, that's all. Lots of fighting up there in those small towns, administrators have to err on the side of caution at the slightest hint of provocation.