The White Bird of Kinship Series by Richard Cowper, John Middleton Murry Jr.

On the Eve of the Fourth Millennium a slowly-building civilization, struggling out of the rubble of the Drowning, was crushed beneath the sceptor of a powerful and repressive Church. But on the Eve of the Fourth Millennium the sound of a magical pipe was heard, and the air was filled with songs of freedom and enlightenment. And on the Eve of the Fourth Millennium the Boy appeared, bringing the gift of sacrilege, a harbinger of the future, heralding the arrival of the White Bird of Dawning... moreOn the Eve of the Fourth Millennium a slowly-building civilization, struggling out of the rubble of the Drowning, was crushed beneath the sceptor of a powerful and repressive Church. But on the Eve of the Fourth Millennium the sound of a magical pipe was heard, and the air was filled with songs of freedom and enlightenment. And on the Eve of the Fourth Millennium the Boy appeared, bringing the gift of sacrilege, a harbinger of the future, heralding the arrival of the White Bird of Dawning. It is the coming of a New Age. A glorious future bearing the presents of the past! less

They came to destroy! The treacherous Falcons, uniformed in the black leather tunics of the fanatic Secular Arm, descended on Corlay to burn and kill. Commanded by Lord Constant, ruler of the Seven Kingdoms, they were determined to crush the religious heresy of Kinship. But a new dream rose from the ashes. When four Kinsmen escaped the carnage of their beloved land, each helped to fulfill the miracle that had been foretold: the coming of the Child of the Bride of Time.

Fantasy novel. A man tries to recover what he lost and bring good to the world.