I don't know any further back, but here's his immediate family, from Neverpedia: David Barrie (1814 - Jun 26, 1902) was Jamie's father Margaret Ogilvy (Jun 26, 19029 - Jun 26, 19027) was Jamie's mother. (She kept her maiden name following Scots tradition. ) Alexander Ogilvy Barrie (Jun 26, 19027).
Married Mary Cowan of Edinburgh in 1877 and they had six children: Lillian Knight, Ethel Margaret, Charles David Ogilvy, William Cowan Ogilvy, Eliza Dorothy, and Mary Cowan (all Barrie) Mary Edward Barrie (Jun 26, 19028 - 1918). Married John Galloway and they had two children: John Jr and Alexander O(gilvy? ) Galloway Jane Ann Barrie (legally Jean Ann) (Jun 26, 19028 - Jun 26, 19029) Elizabeth How Barrie (Jun 26, 1902 - Jun 26, 19027) Agnes Matthew Barrie (Jun 26, 19028 - Jun 26, 19029) David Ogilvy Barrie (Jun 26, 19029 - Jun 26, 1902) Sarah Mitchell Barrie (Jun 26, 19027 - Jun 26, 19028) Isabella Ogilvy Barrie (Jun 26, 19029 - Jun 26, 1902).
Married William Murray in 1880 James Matthew Barrie (Jun 26, 1902 - Jun 26, 19027). Married (later divorced) actress Mary Ansell. They had no children Margaret (Maggie) Barrie (Jun 26, 19028 - 1936).
Married William Henderson Winter in 1893, and had a son, also named William, in 1897.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.