There is a biography of King Henri III, who was born in 1551 and had been the elected King of Poland-Lithuania in 1573- 4 until he succeeded his brother King Charles IX as King of France on the latter's death in 1574, here.
Having succeeded to both the Polish and French thrones on the feast of Pentecost he established in 1578 what became the premier chivalric Order of the French Crown, the Order of the Holy Ghost or Saint-Esprit. There is an illustrated account of the Order here.
ShareLike his elder brothers and his mother Queen Catherine de' Medici, he reigned over a France bitterly divided by the Wars of Religion, and was forced to seek to negotiate with one or other, or both sides to maintain not only his own position but that of the monarchy.
Given the fraught world of the French Court in his lifetime and the political tensions that surrounded him it is perhaps not surprising that he was a complex man. The impression is of a fey young man, often assumed to be homosexual - although that interpretation has been challenged,as outline in the biographical link above - yet devoted to his wife, Louise of Lorraine. She was in turn devoted to him, and may have miscarried a child in the early years of their marriage. His behaviour does suggest the bisexual world of renaissance court culture. There is a biography of Queen Louise here. He was also notably pious in his practise of Catholicism as well as veing very much a man concerned with his appearance and fashion. (Read more.)