BBC News with Neil Nunes. King Juan Carlos who helped secure Spain's transition from dictatorship to democracy is abdicating after nearly 40 years on the throne. In a televised address, he said that when he turned to 76 in January, he decided the moment was right to pass on the role to his son Crown Prince Felipe. He said the deep financial crisis had stirred up and an impulse for renewal in Spain and that a new generation was demanding the main role in preparing that future. Tom Burridge reports from the capital Madrid.