Back in the spotlight in today's Senate hearing, gun control is a contentious issue that dates back to America's Founding Fathers.
The House recently approved a measure that would provide more money for background checks on gun buyers nearly a week after a mass murder in California left seven people dead. Here's a look back at the history of guns -- and gun control -- in America.
Check out our gun regulation and firearm death map and see if regulation prevents gun deaths.
Click through our interactive timeline to explore the evolution of the Second Amendment throughout history.
View how gun regulations differ in industrialized nations worldwide.
See the number of firearms and comparable firearm homicides in various countries here.
With the debate over gun control heating up, learn more about this controversial issue here.