What does the list of incidents discussed at the ceasefire meeting illustrate about the prevalence and nature of violence? what effect is this list likely to have on readers?

The list of incidents demonstrate how widespread the violence is in this area, and how this violence comes from so many different groups. It seems like no one goes untouched, whether it be from bullets or beatings. 

This list probably affects the readers by shocking them, and at the same time by showing them how commonplace this is for people like the members of CeaseFire, who deal with these issues on a daily basis.