A severe heatwave is causing widespread cancellations of events across the Netherlands, impacting festivals, demonstrations, and concerts. Major events cancelled include the Defqon.1 hardstyle festival, the National Veterans’ Day parade, and the ‘t Wonder culinary festival in Woerden, citing safety concerns for attendees. Labor unions CNV and FNV have also cancelled a planned protest in Nijmegen due to the extreme temperatures. Music festivals Spoorpark Live in Tilburg and Bij Ons in Brabant (Eindhoven) have had portions or entire events cancelled, with authorities prioritizing public health. The Koepelfestival in Amsterdam has also been cancelled, while the Lago Lago festival remains scheduled, though with earlier restrictions on alcohol sales. Municipalities are assessing situations daily and emphasizing safety as the primary concern.