Winemaker Vesna Bukavec pours a Prosekar wine in Prosecco, near Trieste, Italy. Italy has pledged to defend the name of the popular sparkling wine Prosecco as Croatia petitions the European Union ...

Winemaker Milos Skabar, center, works at his vineyard of the Prosekar variety in Prosecco, near Trieste, Italy, on Oct. 15. Italy has pledged to defend the name of the popular sparkling wine ...