控槍究竟有沒有用？口說無憑，用事實說話。

1994年：克林頓簽署了“暴力犯罪控製和執法法”，其中包括“禁止武器禁令”，該禁令連續10年禁止生產和銷售半自動武器，以及能夠持有10發子彈或更多的彈盒。

2004年：突擊武器禁令期滿，國會選擇不續約。
 

下麵是一些大規模槍擊的事件。看看在1994年到2004年中發生的事件（主要有1999年發生的兩起，共打死25人）。再比較一下2004年到現在發生的大規模槍擊事件。稍微有點常識的都可以看出兩者之間的因果關係。腦殘例外。

17 killed - February 14, 2018 - A former student unleashes a hail of gunfire at Marjory Stoneman Douglas High School in Parkland, Florida,

58 killed - October 1, 2017 - In Las Vegas

25 and an unborn child killed - November 5, 2017 - A gunman opens fire on a small church

49 killed - June 12, 2016 Omar Saddiqui Mateen, 29, opens fire inside Pulse, a gay nightclub, in Orlando.

14 killed - December 2, 2015 - Married couple Syed Rizwan Farook and Tashfeen Malik open fire on an employee gathering

9 killed - October 1, 2015 - Gunman Christopher Sean Harper-Mercer shoots and kills nine people, injuring another nine, at Umpqua Community College in Roseburg, Oregon.

9 killed - June 17, 2015 - Dylann Roof, 21, shoots and kills nine people inside the historic Emanuel African Methodist Episcopal Church, in Charleston, South Carolina

12 killed - September 16, 2013 - Shots are fired inside the Washington Navy Yard,

27 killed - December 14, 2012 - Sandy Hook Elementary School

12 killed - July 20, 2012 - Twelve people are killed, and 58 are wounded in a shooting at a screening of the new Batman film in Aurora, Colorado.

13 and an unborn child killed - November 5, 2009 - Maj. Nidal Malik Hasan kills 13 people and one unborn child and injures 32 at Fort Hood, Texas,

13 killed - April 3, 2009 - In Binghamton, New York,

32 killed - April 16, 2007 - Virginia Tech in Blacksburg, Virginia.

13 killed - April 20, 1999 - Columbine High School - Littleton, Colorado.

12 killed - July 29, 1999 - In Atlanta,

23 killed - October 16, 1991 - In Killeen, Texas

21 killed - July 18, 1984 - In San Ysidro, California,

14 killed - August 20, 1986 - In Edmond, Oklahoma

13 killed - September 25, 1982 - In Wilkes-Barre, Pennsylvania,

18 killed - August 1, 1966 - In Austin,

13 killed - September 5, 1949 - In Camden, New Jersey

還有一些十人以下的沒有列出來。

具體請看：https://www.cnn.com/2013/09/16/us/20-deadliest-mass-shootings-in-u-s-history-fast-facts/index.html