Seven artworks — valued at around $1 million each — that were stolen by the Nazis from an Austrian-Jewish cabaret performer will be returned to his relatives after more than 70 years, Manhattan prosecutors announced Wednesday. The pieces by famed Austrian painter Egon Schiele – including some that were displayed at the Museum of Modern Art – are set to be returned to the family of performer and writer Fritz Grünbaum, whose art collection comprised of more than 100 works was looted during the Holocaust. “In the more than 70 years since those pieces were ripped away from the rightful...