'Tactics'?
This is a forum, and not even a very popular one FFS.
Conversations develop, parallel themes get discussed, tangential themes get discussed. It's not 'tactics', it was just called conversation and dialogue for the last 3000 years.
The words and language used by Exeter were of specific complaint by the NCAI, not just the logos and iconography. Names are clearly important. Calling native Americans 'Indians' was akin to the phrase 'they all look the same to me'. In short, it was racist. That is racism.