Eric Mills (here with Krista Apple in 2018’s ‘Much Ado About Nothing,’ will play Oberon in Del Shakes’ ‘A Midsummer Night’s Dream.’ Photo by Alessandra Nicole/Delaware Shakespeare Delaware Shakespeare will host free outdoor performances of “A Midsummer Night’s Dream” in Rodney Square next month. The group says it will transform Rodney Square into a “magical forest where confused lovers, bumbling …