second largest city in Austria
https://twitter.com/PopulismUpdates/status/1442145119910563840
and article on it
https://www.jacobinmag.com/2021/08/graz-austria-communist-party-red-fortress-class-politics
E: OVP mayor just resigned, seems KPO will also get the mayor too now
Yes, in the UK it is different. Most communists there are trot adjacent and they became even more friendly towards the EU after the Brexit thing, but it's not typical in Europe, and especially the less powerful countries.