Even though many people aren't familiar with trova, and particularly nueva trova, it is a very diverse genre of music. Nueva trova, part of the "song" genre, generally talks about the politics of everyday life and is a rebirth of the old troubadour movement which spread news by way of song.
Most people know what is arguably the most famous Cuban song ever written, but do they know the composer?
The song is Guantanamera, and the composer was Joseito Fernandez. Ask just about any Cuban and they will not only know the verses, but most consider that the song represents the spirit of Cubans everywhere.