>>Supporters of identity-based gatherings may argue they provide a space for historically marginalized communities,
Simple test. Would a gathering that was open to only straight, White people be permitted?
“ Would a gathering that was open to only straight, White people be permitted?”
Legally, yes. It rents out spaces to whoever pays. Freedom of association requires freedom to exclude.
In the real world? The landlord would say it violates some policy and refuse or cancel the rental.