It's hard to try to explain the true here when secessionists are brigading but you aren't serious, really.

Since 1977, Catalans had participated in 35 free elections, and in 3 referendums. The Catalans have their own government, and there are politicians born in Catalonia successfully in the Spanish Parliament, and in the European Parliament.

Where you don't see freedom?

If someone wants to change the Spanish Constitution, there's a legal way to do it.