MALMÖ, Sweden — Behind the music, color and high camp, geopolitics has never been far from the surface at the Eurovision Song Contest, be it through subtly political lyrics, boycotts or the outright ban on Russia after it invaded Ukraine two years ago. 

This year’s competition in the Swedish city of Malmö is no different, with Israel’s war in the Gaza Strip at the forefront of the conversation among performers and fans alike. 

And as thousands of people flock to the coastal city for…