Each of these events and actions dealt with the extension of slavery into the western territories. The Missouri Compromise (1820) banned slavery 36 degrees latitude. The Compromise of 1850 allowed for popular sovereignty (voters decide) in the Mexican Cession territory.
You nedd to swith the last one and the third one around i think
Scientific racism<span> (sometimes </span>race biology<span> or </span>racial biology<span> or </span>pseudoscientific racism<span>) is the </span>pseudoscientific<span> study of techniques and hypotheses attempts to reveal the biological differences between races which can be used to support or justify belief in </span>racism<span>, racial inferiority, or </span>racial superiority;<span> alternatively, it is the practice of classifying</span><span> individuals of different </span>phenotypes<span> or </span>genotype<span> into discrete </span>races. Historically it received credence in the scientific community, but is no longer considered scientific.
Answer:
Arizona, California, New Mexico, Texas, Colorado, Nevada, and Utah,
Explanation
