Soprano Dawn Upshaw (second from right) and fellows from Tanglewood's summer program performed the world premiere of Michael Gandolfi's Carroll in Numberland July 25. Boston Symphony Orchestra hide caption

itoggle caption Boston Symphony Orchestra

With the presidential election set for Tuesday, we take a look at operas that tackle today's toughest political issues. Scott Olson/Getty Images hide caption

itoggle caption Scott Olson/Getty Images

Brian Stokes Mitchell records A Lincoln Portrait at NPR's Studio 4A in April. Doriane Raiman/NPR hide caption

itoggle caption Doriane Raiman/NPR

Manhattan, Copland's "Quiet City," at night. Joseph Gareri/iStock hide caption

itoggle caption Joseph Gareri/iStock

Composer Henry Brant took 36 years to transform the "Concord" sonata by Charles Ives into a full-fledged symphony. SFS Media hide caption

itoggle caption SFS Media