CLEVELAND, Ohio – Clevelanders love their delis. It’s not hard to see why. The region is a melting pot with a rich cultural and culinary history that points largely to Eastern European and ...

He tries to keep the place “pretty neutral.” Delis have long been a popular stop on the campaign trail, whether a candidate is looking to court Jews, or appeal to a wider swath of voters.

From there, the exhibit examines how delis evolved and, as Jews left cities for the suburbs in the mid-20th century, how they spread from coast to coast. Relying on a mix of archival materials ...