Original sentence: Amendments to the Criminal Code between the 1890s and the 1970s introduced a series of controls on firearms, including registration of handguns, and later, registration of fully automatic firearms.In the late 1970s, additional controls were introduced, followed by additional increases in controls in the mid-1990s
Edited sentence: Amendments to the Criminal Code between the 1890s and the 1970s introduced a series of minor controls on firearms.In the late 1970s, controls of intermediate strength were introduced.In the mid-1990s, significant increases in controls occurred