JTA — Until this week, Giorgia Meloni, the Italian prime minister, was allies with Donald Trump and Benjamin Netanyahu and adversaries with Elly Schlein, Italy’s opposition leader. Now, Meloni is at odds with Trump and Netanyahu, her fellow conservatives in the United States and Israel, and getting a boost from Schlein, a liberal whose father is an American Jew. The causes of the breach: the US-Israel war on Iran, and the pope. Schlein threw her support between Meloni after Trump attacked her for defending Pope Leo XIV, who said on Friday that “God does not bless any conflict” and that...