identify the climax or turning point of the action

The book has a string of climaxes that occur in rapid succession. First, Lily’s sweetheart, Zach, an African American, gets arrested for being with a group of friends when someone throws a glass bottle at a white man. Immediately after, May Boatwright commits suicide when she hears the news about Zach, and the other two Boatwright sisters (August and June) begin to mourn their loss. At the same time, Lily finally confesses to August the truth about her past, namely that she killed her mother and broke Rosaleen out of jail.