Answer:
To describe what a historical event felt like to a participant.
Explanation:
Based on the following article:
Traffic, both horses and autos, had been stopped cold, and some two hundred police reserves and plainclothesmen had been called out to maintain order. It seemed the army might at any moment erupt into the rest of Manhattan, invading Wall Street and the Bowery. By ten o’-clock 15,000 workers had left their machines. By nightfall, 25,000. Within the next few days the number rose to nearly 30,000, and it included some cutters, pressers, and finishers.
''To describe what a historical event felt like to a participant'' best states one of the author’s purposes for including this information in the text.
