See the discussion page.
None. People killed them. The type of instrument used is really not relevant.
The 30.cal machine gun.
No way to answer your question. There is no gun registration in most of the US (contrary to popular belief) and no way of identifying where a given gun was purchased.
People are not killed by guns. People are killed by other people. Some use guns, some use other objects.
Impossible to answer. No data collected.
More than Canada.
No gun, on it's own, has ever killed anyone or anything. If you are asking which gun has been used by the inhabitants of this planet to kill other inhabitents, that specific data is not available.
Honduras is the country with the world's highest gun homicide rate, at roughly 68 gun murders per 100,000 people. Compared to the US at 3 gun homicides per 100,000.
There are more people killed each year from a 22lr than any other gun!! There are more people killed each year from a 22lr than any other gun!!
No gun killed Lincoln.
Jim Miller is most known for being an outlaw and assassin in America's old west. He is known to have killed at least 12 people during gun battles before eventually being lynched and killed.
It killed lots of people who were fighting against :)