Analyzing the Word 'Tumult'

Read the following excerpt from a fictional narrative:

"The city lay sprawled beneath the heavy pall of twilight, its skyscrapers looming like forgotten sentinels. The streets held echoes of the day’s tumult, a cacophony of distant sirens and whispered secrets that seemed to dance in the cool evening air. As she stepped out, the young woman felt the weight of the night pressing against her, a tangible reminder of the uncharted paths that awaited her."

In this context, what does the word tumult most closely imply about the day’s events?