I would certainly agree with him that Christians are more mild in the CURRENT era and I would say so in comparing the acts of the extremists of both.
In the United States:
March 10, 1993: Dr. David Gunn of Pensacola, Florida was fatally shot during a protest. He had been the subject of wanted-style posters distributed by Operation Rescue in the summer of the year before. Michael F. Griffin was found guilty of Dr. Gunn's murder and was sentenced to life in prison.
June 29, 1994: Dr. John Britton and James Barrett, a clinic escort, were both shot outside of another facility in Pensacola.
Rev. Paul Jennings Hill ( doing the work of Jesus not doubt) was charged with the killings, received a death sentence, and was executed September 3, 2003.
December 30, 1994: Two receptionists, Shannon Lowney and Lee Ann Nichols, were killed in a clinic attack in Brookline, Massachusetts. John Salvi, who was earlier seen distributing pamphlets from Human Life International[citation needed], was arrested and confessed to the killings. He committed suicide in prison and guards found his body under his bed with a plastic garbage bag tied around his head. Salvi had also confessed to a non-lethal attack in Norfolk, Virginia days before the Brookline killings.
January 29, 1998: Robert Sanderson, an off-duty police officer who worked as a security guard at an abortion clinic in Birmingham, Alabama died when his workplace was bombed. Eric Robert Rudolph, who was also responsible for the 1996 Centennial Olympic Park bombing, was charged with the crime and received two life sentences as a result.
October 23, 1998: Dr. Barnett Slepian was shot dead at his home in Amherst, New York. His was the last in a series of similar shootings against providers in Canada and northern New York state which were all likely committed by James Kopp. Kopp was convicted of Dr. Slepian's murder after finally being apprehended in France in 2001.
August 19, 1993: Dr. George Tiller was shot outside of an abortion facility in Wichita, Kansas. Shelley Shannon was charged with the crime and received an 11-year prison sentence.
June 29, 1994: June Barret was shot in the same attack which claimed the lives of James Barrett, her husband, and Dr. John Britton.
December 30, 1994: Five individuals were wounded in the same-day shootings which killed Shannon Lowney and Lee Ann Nichols.
December 18, 1996: Dr. Calvin Jackson of New Orleans, Louisiana was stabbed 15 times, losing 4 pints of blood. Donald Cooper was charged with second-degree attempted murder and sentenced to 20 years.
October 28, 1997: A physician whose name has not been revealed was shot in his home in Rochester, New York.
January 29, 1998: Emily Lyons, a nurse, was severely injured in the bombing which also killed Robert Sanderson.
September 11, 2006 David McMenemy attempted a suicide bombing of a women's clinic in Davenport, Iowa after scouting targets throughout the Midwest. It was later revealed that the targeted clinic did not perform or make referrals for abortions.
October 1999: Martin Uphoff set fire to a Planned Parenthood clinic in Sioux Falls, South Dakota, causing US$100 worth of damage. He was later sentenced to 60 months in prison.
May 28, 2000: An arson at a clinic in Concord, New Hampshire on resulted in damage estimated at US$20,000.
October 1, 2000: A Catholic priest drove his car into the Northern Illinois Health Clinic after learning that the FDA had approved the drug RU-486. He pulled out an ax before being shot at by a security guard.
June 11, 2001: A bombing at a clinic in Tacoma, Washington on destroyed a wall, resulting in US$6000 in damages
July 4, 2005: A clinic Palm Beach, Florida was the target of an arson.
December 12, 2005: Patricia Hughes and Jeremy Dunahoe threw a Molotov cocktail at a clinic in Shreveport, Louisiana. The device missed the building and no damage was caused. In August 2006, Hughes was sentenced to six years in prison, and Dunahoe to one year.
April 25, 2007: A package left at a women's health clinic in Austin, Texas contained an explosive device capable of inflicting serious injury or death. A bomb squad detonated the device.
May 9, 2007 An unidentified person deliberately set fire to a Planned Parenthood clinic in Virginia Beach, Virginia.
This is just the uh uhem PRO LIFE violence in the US. No I am sure Dano or Assface will tell me how the pro-life violence movement is an athiest movement in the US aimed at discrediting Pro-choice Christians.