+5 Yes, Puerto Rico is widely considered a colony—or often described as the world’s oldest colony—due to its status as an unincorporated U.S. territory. While residents are U.S. citizens, they lack voting representation in Congress, cannot vote for president,

Why is it a problem if he sings about that? Being a Puerto Rican is something to be proud of and it’s appropriate if he has opinions on what future they should seek.
I personally think they’d be better off as a state and would welcome them, but it starts with people there deciding what they want to do
I didn’t say it was a problem, on the contrary, I found it admirable.
They, contrary to all my hopes, want so bad to be a USA state, but it’s looking like they are too brown to be “Americans” or they are far from being a priority for the government. The Trump administration seems fixated with the idea of a 51st state in the north. But, hey, at least they are not being economically blocked since the 1960s.