In 1865 a Democrat shot and killed Abraham Lincoln, President of the United States.
In 1963 a radical left wing communist shot and killed John F. Kennedy, President of the United States.
In 1975 a two wing radical Democrat fired shots at Gerald Ford, President of the United States in separate acts of mental illness.
In 1981 a registered Democrat shot and wounded Ronald Reagan.
In 1984 James Huberty a disgruntled Democrat shot and killed 22 people in a McDonalds restaurant.
In 1986 Patrick Sherril a disgruntled Democrat shot and killed 15 people in an Oklahoma post office.
In 1990 James Pough a disgruntled Democrat shot and killed 10 people at a GMAC office.
In 1991 George Hennard a disgruntled Democrat shot and killed 23 people in a Lubys cafeteria.
In 1995 James Daniel Simpson a disgruntled Democrat shot and killed 5 coworkers in a Texas laboratory.
In 1999 Larry Asbrook a disgruntled Democrat shot and killed 8 people at a church service.
In 2001 a left wing radical Democrat fired shots at the White House in a failed attempt to kill George W. Bush, President of the US.
In 2003 Douglas Williams a disgruntled Democrat shot and killed 7 people at a Lockheed Martin plant.
In 2007 a registered Democrat named Seung - Hui Cho shot and killed 32 people in Virginia Tech.
In 2011 a mentally ill registered Democrat named Jared Lee Loughner shot Rep. Gabrielle Giffords. The pot smoking Loughner killed 6 and wounded 18 in another liberal shooting tragedy.
In 2011 a registered Democrat named James Holmes went into a Colorado movie theater and shot and killed 12 people.
In 2012 Andrew Engeldinger a disgruntled Democrat shot and killed 7 people in Minneapolis.
On 9/16/2013, another mentally ill liberal, Aaron Alexis, killed 12 innocents at the Navy Yard in Washington DC.
12/14/2013 Karl Pierson entered Arapahoe High School in Centennial, Co. armed with a shotgun with intent to kill one of his teachers. He shot Claire Davis, a senior, @Arapahoe High in the head. Yes, Pierson is/was another mentally ill liberal punk. He killed himself when an armed school officer ran towards him.
Violent crime is a complex issue, but national data is clear that there is no positive correlation between liberalized concealed carry laws and increased violent crime.