Answer:
to prohibit interracial marriage
Step-by-step explanation:
The "Jim Crow Laws" consisted of laws that governed racial segregation. This laws took effect until 1965, but was prominent between 1877 until the middle of the 1960s. Under such laws, the African Americans were recognized as "second class citizens" to that of the whites. It reflected a society where the black people were oppressed.
Regarding marriages, the Jim Crow Laws deemed "interracial marriage" as unlawful. Thus, this explains the answer. It further states that if the black and white people will have sexual relations, it will produce a "mongrel race." Such hybrid race is believed to cause American destruction. Even eating together between the black and white people was not allowed.
So, this explains the answer.