Question: The author of Girl Guides, and the first Chief Scout of the Boy Scouts Association, was also the man who signed the charter to allow international scouts in which year? 
Sentence (from "Robert Baden-Powell, 1st Baron Baden-Powell"): Lieutenant General Robert Stephenson Smyth Baden-Powell, 1st Baron Baden-Powell, ( ) (22 February 1857 – 8 January 1941) was a British Army officer, writer, author of "Scouting for Boys" which was an inspiration for the Scout Movement, founder and first Chief Scout of The Boy Scouts Association and founder of the Girl Guides.
Relevant evidence: Yes