We were greeted in Barcelona train station with loud chants, shrill whistles and a sea of flags. Flags with red and yellow stripes and a white star on blue triangle. My husband and I had landed in Barcelona a mere hour earlier so we weren’t yet familiar with the flags, but it looked similar to the Catalan flag.  Surely we hadn’t stumbled upon an independence rally?  The autonomous community of Catalonia, with its own language and traditions, has pushed for independence in past, inspired in fact by the Québec sovereignty movement. But this movement was not still alive today, as far as I knew. When we finally made our way through…