From the article I am providing a link to[0]:

>Department for Education (DfE) guidance issued on Thursday for school leaders and teachers involved in setting the relationship, sex and health curriculum categorised anti-capitalism as an “extreme political stance” and equated it with opposition to freedom of speech, antisemitism and endorsement of illegal activity

[0] https://www.theguardian.com/education/2020/sep/27/uk-schools...