Mexico's President Felipe Calderon (R), his wife Margarita Zavala (C) and their children Luis Felipe (L) and Juan Pablo watch fireworks explode in the sky as thousands of Mexicans celebrate the 199th anniversary of the country's independence from Spain, in the main square of Zocalo in Mexico City September 15, 2009. Calderon shouted the "Cry of Independence" at the National Palace, echoing the cry by priest Miguel Hidalgo used to launch the revolution in 1810. [Agencies]