As teachers in British Columbia gear up to meet a new requirement for Holocaust education in classrooms, how that content gets taught has deeply divided the union representing the province’s 50,000 teachers. Internal communications provided to The Globe and Mail show that a group of Jewish teachers – BC Teachers Against Antisemitism – raised concerns with colleagues belonging to a social-justice group partly funded by the union – the Anti-Oppression Educators Collective (AOEC) – about the group’s social-media posts. The AOEC has said it stands against oppression of all groups and decries antisemitism. The B.C. government announced last fall that...