Answer:
Terrorism.
Explanation:
From late 1990's to early 2000's, the city of Oklahoma faced destructive terrorist attacks which was recorded in American history. A city dominated by blacks had series of racial violence with a rising death toll on its record. In April 19, 1995, there was a bomb explosion carried out by Timothy McVeigh outside the Alfred P. Murrah Federal building. About 168 people lost their lives in this attack.
