Simplify the following text for a Grade 11 native English-speaking person.
Original: The Free City of Danzig ( Gdansk ) included the major city of Danzig ( GdaÅ sk ) as well as Zoppot ( Sopot ) , Oliva ( Oliwa ) , Tiegenhof ( Nowy DwÃ r GdaÅ ski ) , Neuteich ( Nowy Staw ) and some 252 villages and 63 hamlets , covering a total area of 1,966 square kilometers .
Simplified: The Free City of Danzig included the major city of Danzig ( GdaÅ sk ) as well as Zoppot ( Sopot ) , Tiegenhof ( Nowy DwÃ r GdaÅ ski ) , Neuteich ( Nowy Staw ) and some 252 villages and 63 hamlets .