This document lists several deadly incidents of violence in the United States between 1993 and 1999. It includes the 1993 World Trade Center bombing that killed 6 people, the 1995 Oklahoma City bombing of the federal building by Tim McVeigh and Terry Nichols that killed 168, and the 1996 arrest of Ted Kaczynski, the Unabomber, who was responsible for 16 bombings over 18 years that killed 3 people.