Cuban President Raul Castro delivers a speech on January 1, 2009, during the celebration of the 50th anniversary of the Cuban Revolution, in Santiago de Cuba. Communist Cuba marked the 50th anniversary of its Revolution Thursday faced with an uncertain future, its iconic, ailing leader Fidel Castro withdrawn from power and the economy in dire straits. AFP PHOTO Rodrigo ARANGUA CUBA-REVOLUTION-50THANNIVERSARY-PREPARATIONS