by Daniel Silva and Diego Urdaneta Agence France-Presse BARCELONA, Spain (AFP) – Pressure mounted on Monday against Catalan plans to declare independence after hundreds of thousands of protesters rallied to defend Spanish unity. The protests followed days of soaring tensions after police cracked down on voters during a banned October 1 Catalan independence referendum, prompting separatist leaders to warn they would unilaterally break away from Spain in days. Catalan leader Carles Puigdemont, who has yet to […]