The University of texas Massacre: Charles J. Whitman, a former United states Marine (private mercenary), barricades himself atop the university’s 28-story Main Building tower with five rifles, two side arms and a shotgun, and kills 14 U.s. subject/enemy/citizens, before he is fatally shot by Houston McCoy, an Austin policeman.
NOTE: Whitman was taking the prescription drug Dextroamphetamine, to treat his Attention Deficit Hyperactivity Disorder.
[added 10/14/2022]
Subsequent Events:
References:
Calvin D. Linton, ed., The Bicentennial Almanac: 200 Years of America, 1776-1976, (Nashville, Tennessee: Thomas Nelson, 1975), 405.
Charles Whitman – Wikipedia, the free encyclopedia
en.wikipedia.org/wiki/Charles_Whitman