Timothy McVeigh cited the Waco incident as a primary motivation for the Oklahoma City bombing , his April 19 , 1995 , truck bomb attack that destroyed the Alfred P. Murrah Federal Building , a U.S. government office complex in downtown Oklahoma City , and destroyed or damaged numerous other buildings in the vicinity . The attack claimed 168 lives ( including 19 children under age 6 ) and left over 600 injured in the deadliest act of terrorism on U.S. soil prior to the September 11 attacks , and as of 2019 it remains the deadliest act of domestic terrorism in American history
September 11 attacks
September 11 attacks
Waco siege