A stadium in Poland announced on Friday the cancellation of a summer concert by Ye, formerly known as Kanye West, as European countries bristle at the rapper’s attempt at a comeback after years of antisemitic comments and a song titled “Heil Hitler.” “In a country marked by the history of the Holocaust, we cannot pretend that this is just entertainment,” Marta Cienkowska, the country’s minister of culture and national heritage, wrote in Polish on social media this week. Adam Strzyzewski, the director of Silesian Stadium in Chorzow, Poland, said on social media that the concert scheduled for June 19 would...