“Class education centers” continue to be built or remodeled across North Korea, the country’s ruling party newspaper reported on Tuesday, deploying a euphemism for museums often containing violent anti-U.S. and anti-South Korea propaganda.

The claim comes as explicit references to the ideological stance on Washington remain censored elsewhere in state media — a continuation of a 2018 campaign to hide the content amid improving relations with the U.S.

But with the country still under strict COVID-19 prevention measures, it appears that organized visits to some class education centers may still be on hold, according