You mean the National Council of La Raza. It’s not a party, but an advocacy group. They’re trying to be pan-Latino in a way that the older Chicano-based party wasn’t, but this guy isn’t Mexican and might well prefer Nordics to the Aztecs.
The Nazis were an advocacy group for Aryans.
I wrote my comment without first looking at the photos that accompany the article. I made an unwarranted assumption, based on the cabbie’s last name. Sometimes, it isn’t enough to just “read the article” — you have to look at the photos too.