He was a vocal critic of the Arroyo regime and vigorously denounced the Arroyo regime for widespread corruption and cheating in the 2004 and 2007 elections.
Isa siya sa matalas na kritiko ng rehimeng Arroyo na puspusang nagkundena sa rehimeng Arroyo sa malawakang korapsyon at pandaraya sa eleksyong 2004 at 2007.