Answer: The purpose of the footnote to paragraph 4 is that It provides an additional fact related to the Civil War.
If you mean why did Spain establish settlement at St. Augustine. The reason why was because religion, treasure, and colonization.
The main way in which artisan guilds changed labor and social class in medieval Europe is that it gave the artisans, who were mostly members of the lower class, more power--since these guilds acted somewhat like a modern "union" and helped them negotiate better pay.
The life of a soldier during the civil war wasn't easy. Not only did soldiers face the possibility of getting killed in battle, their daily lives were full of hardships. They had to deal with hunger, bad weather, poor clothing, and even boredom between battles. Soldiers were woken at dawn to begin their day.
