Winds of Light Series by Sigmund Brouwer

In 1313, Thomas risks his life to gain possession of an English manor that was stolen from its rightful owners.

Fourteen-year-old Thomas, lord of Magnus, tries to thwart a Druid attempt to reconquer his kingdom. Sequel to "Wings of an Angel."

In the early fourteenth century the boy warrior Thomas, still trying to save the earldom of Magnus from the false sorcerer Druids who have overrun it, wanders the Holy Land in search of knights who survived the end of the Last Crusade.

Thomas of Magnus verges on discovering the final secrets of Magnus--only to learn a centuries-old battle depends on his next actions.

Raphael meets Juliana, and the secret of her past and her message draws him into mystery so dark it endangers his family--and threatens to draw half of Europe into war.

In the mid-fourteenth century, Bran, a gypsy boy, is delivered a quest that takes him to the ancient hidden catacombs in Rome and uncovers his true identity as the grandchild of Thomas of Magnus