 After the city's mayor refused to ban a repeat of such displays, he asked UNESCO through a statement to regional TV Oost to strip the Aalst carnival of World Heritage status, which UNESCO did in December 2019, “over recurring repetition of racist and antisemitic representations.”

A review study published in 2015 by the Institute for the Study of Global Antisemitism and Policy (ISGAP) revealed that in a survey conducted in Brussels, more than half of the Muslim origin respondents agreed with antisemitic statements, such as