Gertrude

…Conrad negotiated Henry’s marriage with Gertrude, widow of Henry the Proud, the Welf duke of Bavaria and Saxony, and in 1143 Henry was granted the duchy of Bavaria.

In May 1127 he married Gertrude, daughter and heiress of the German king (later Holy Roman emperor) Lothar III. Henry at once joined the war against the Hohenstaufens, who had challenged Lothar’s right to the German crown. He played an important part in the capture of Speyer in 1130. After…