The Norwegian Swimming Federation (NSF) has joined Poland in saying it will not host international championships as long as athletes from Russia and Belarus area allowed to to compete.
World Aquatics lifted neutrality restrictions, external last week to allow swimmers from the two nations to compete under their flags.
Competitors from the two countries had only been able to compete as neutrals since the invasion of Ukraine by Russia in 2022, with Belarus a close ally of Russia.
The Polish Swimming Association announced on Friday, external that athletes from Russia and Belarus would not be welcome to compete at next year's European Diving Championships if the war in Ukraine is still ongoing.