They took days off of work to be at the parade or entire companies decided to not have work days on that October day. That was such a big event that it was also the first tape parade and some say that up to a million people enjoyed the parade and the reveal of the statue.
In June of 1215, the answer itself is too short so I added this sentence
1. Southern governments passed laws limiting the rights of
free African Americans
2. Most could not vote
3. Most could not travel freely
4. Most could not hold certain jobs
5. Sometimes they had to have a white person represent them
in business transactions.