This French nobleman was a member of a cadet branch of the House of Metz which was inherited after the death of duke Nicholas I in what year?
1473
Title: House of Lorraine
Passage: The House of Lorraine (German: "Haus Lothringen" ) originated as a cadet branch of the House of Metz.  It inherited the Duchy of Lorraine in 1473 after the death of duke Nicholas I without a male heir.
Title: Gaston, Count of Marsan
Passage: Gaston de Lorraine (Gaston Jean Baptiste Charles; 7 February 1721 – 2 May 1743) was a French nobleman and member of a cadet branch of the House of Lorraine.  He was the last Count of Marsan.  His wife was Marie Louise de Rohan.
Title: Munro of Milntown
Passage: The Munros of Milntown were a family cadet branch of the Highland Clan Munro.  As the earliest recorded cadet branch of the Munro chiefs, the Munros of Milntown were the 'senior' cadet branch of the clan, and spawned many cadet branches.  They were frequently recorded as 'Monro' as well as Munro.  The Munros of Milntown are notable as being involved in events concerning the history of the late Middle Ages of the Scottish Highlands.
House of Lorraine Gaston, Count of Marsan