Differentiated book- It has a historical context with research of the time-The purpose of realizing this historical context is to approach the understanding of a historical epoch from the elements provided by the text. Hence the importance of placing the document in context. It is necessary to unravel what its author or authors have said, how it has been said, when, why and where, always relating it to its historical moment.A Footnote to History, Eight Years of Trouble in Samoa by Robert Louis Stevenson. It is an 1892 non-fiction historical work by Robert Louis Stevenson that describes the contemporary Samoan Civil War.Robert Louis Stevenson arrived in Samoa in 1889 and built a house in Vailima. He quickly became passionately interested and engaged in the concomitant political machinations. These involved the three colonial powers that were fighting for control of Samoa, the United States, Germany, and Great Britain, and the indigenous factions that were fighting to preserve their old political system. The book covers the period from 1882 to 1892.The book served as such a staunch protest against existing conditions that it resulted in the removal of two officials, and Stevenson for a time feared that it would result in his own deportation. When things were finally over, he wrote to Sidney Colvin, who came from a family of distinguished colonial administrators: