We would like you to assess the QUALITY of each of the following argument (discussing Gun Control) and determine if the argument is Valid or Invalid. A valid argument is clearly interpretable and either expresses an argument, or a premise or a conclusion that can be used in an argument for the topic of gun control. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of gun control.

They did so on the basis that blacks were not citizens, and thus did not have the same rights, including the right to keep and bear arms protected in the Second Amendment to the U.S. Constitution, as whites.
Valid

Second, regulating private party sales will not render gun shows unimpor-tant as sources of trafficked crime guns; the best evidence is that most of those guns are sold by licensed retailers.
Valid

The homicide rate has climbed drasticaly with every gun control measure.

Valid