What is the fine-grained topic of the following text: In this volume he recounts his experiences in Scotland and as a young man in the West Indies, and on his return to Scotland his enlistment in the army, and his experiences on military service in Ceylon, followed by his return to the West Indies (Barbados), and Demerara (now in Guyana). Only return the topic.
The memoir of a man recounting his experiences in Scotland, the West Indies, military service in Ceylon, and Demerara.