On what Date that massacre result 21 Injured?
Perpetrator Date Year Location Country Killed Injured Additional Notes
List of rampage killers
17794738
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2-17794738-8
School massacres
School massacres
Kehoe, Andrew Philip , 55 05.18 May 18 1927 Bath Township , MI U.S. 44 58 Committed suicide
Cho, Seung-Hui , 23 04.16 April 16 2007 Blacksburg , VA U.S. 32 17 Committed suicide
Lanza, Adam Peter , 20 12.14 Dec. 14 2012 Newtown , CT U.S. 27 02 2 Committed suicide
Hamilton, Thomas Watt , 43 03.13 March 13 1996 Dunblane U.K. 17 13 13–15 Committed suicide
Steinhäuser, Robert , 19 04.26 April 26 2002 Erfurt Germany 16 01 1 Committed suicide
Hz 03.32 1999.9 Dz Cz 10.9 09.9 Zz
Whitman, Charles Joseph , 25 07.31 July 31 / Aug. 1 1966 Austin , TX U.S. 15 32 Shot by police Killed an unborn child
Kretschmer, Tim , 17 03.11 March 11 2009 Winnenden & Wendlingen Germany 15 09.13 9–13 Committed suicide
Lépine, Marc , 25 12.06 Dec. 6 1989 Montreal , QC Canada 14 14 Committed suicide
Harris, Eric David , 18 Klebold, Dylan Bennet , 17 04.20 April 20 1999 Columbine , CO U.S. 13 21 Both committed suicide
Gadirov, Farda , 28 04.30 April 30 2009 Baku Azerbaijan 12 13 Committed suicide
Mz 04.32 2008.9 Mz U.Kz 14.9 14.9 Zz
Menezes de Oliveira, Wellington , 23 04.07 April 7 2011 Rio de Janeiro Brazil 12 12 Committed suicide
Bai Ningyang , 18 05.08 May 8 2006 Shiguan China 12 05 5 Sentenced to death
Seifert, Walter , 42 06.11 June 11 1964 Volkhoven West Germany 10 22 Committed suicide
Saari, Matti Juhani , 22 09.23 Sep. 23 2008 Kauhajoki Finland 10 01.3 1–3 Committed suicide
Wu Huanming , 47 05.12 May 12 2010 Linchang China 9 11 Committed suicide
SELECT Date FROM table WHERE Injured = 21
21