The National Education Association has voted to break with the Anti-Defamation League, seeking to end a decades-long partnership on fighting antisemitism while offering more evidence that defenders of Israel may no longer have a home on the progressive left. Delegates to the NEA Representative Assembly approved Sunday a proposal to prohibit the nation’s largest teachers’ union from using, endorsing or publicizing educational materials from the ADL, as well as its data, programs and professional offerings. “Educators embrace the urgency to respond to the questions of racism, injustice, and all forms of bigotry,” said the resolution called New Business Item 39....