Masks are prohibited for students in French nursery schools.

Despite some of Europe’s strictest coronavirus measures — including two draconian lockdowns and a lengthy curfew — France doesn’t allow nursery school children to mask.

Given the complicated politics of mask mandates in the United States, Americans might be surprised to learn that, in French nursery schools serving children under six, children are not allowed to mask. No, it’s not that mask mandates are banned, but…