Almost since its founding, America has had hit songs that often defined an era.Here’s a look at 20 such songs, the artists that made them famous, and what they reveal about their times: https://t.co/icVDbPe5wi https://t.co/wDU8aLhS5L ...

Almost since its founding, America has had hit songs that often defined an era.Here’s a look at 20 such songs, the artist that made them famous, and what they reveal about their times. https://t.co/6I3znhUqA6 ...