Alvaro Cunhal, who led Portugal's Communist Party for half a century and became a national hero after the overthrow of the country's dictatorship smiles in this December 19, 1996, file photo. Cunhal who spent nearly 35 years underground or in jail for his role in building the Communists into the only well-organized opposition to the dictatorship of Antonio Salazar and then Marcelo Caetano died Monday at the age of 91. (AP Photo/Ana Baiao) ** PORTUGAL OUT **