The author depicts the effects of starvation in concentration camps, though, so it might be upsetting to some who are already sensitive to eating disorder themes
The author depicts his father’s anti-Black attitudes, particularly the belief that a Black hitchhiker would steal his groceries. The author clearly demonstrates this attitude as wrong
Like mentioned, because Jewish people are being targeted and Christian people aren’t but I don’t think it’s anything beyond that and some mentions of god and praying
Anja is briefly held in a sanitarium for post-partum depression (although Vladek accompanies her) although this was before the N*zis took over and the institution itself was pretty progressive and humane for the 1930’s
The ENTIRE book is recounting the experiences of Holocaust survivors which can be uncomfortable to read sometimes (that said if you are the type of person that thinks it should be banned from schools or libraries you are a garbage person. TOPICAL!)