He also was called 'the wise'.
William IV, Landgrave of Hesse-Kassel - picture: Wikipedia
His parents were Philippe I, Landgrave of Hesse and Christine of
In 1567 Williams father died and his land was divided between the four sons
of his father's first marriage. William only receive the portion around the capital:
William strongly was involved with Religion. He took a leading part in the
Lutheran Reformation, so he chose Protestantism above Catholicism.
However he never used military power in this conflict.
William married Sabine of Württemberg, daughter of Duke Christoph of
Württemberg. They had 11 children.
He was a great admirer of the natural sciences and a good astronomer himself.
William even had a catalogue about a thousand stars.
The Hessian Star Catalogue was published in the Historia Coelestis made
by Lucius Barettus.
William IV, Ladgrave of Hesse-Kassel died on August 25th. 1592.