Who successfully challenged the "white primary" law in Texas that prevented African
Americans from voting in the Texas Democratic primary?

answer:

Dr. Lawrence Nixon

Explanation:

In 1923 Texas enacted the Statute of Texas, which provided that “in no event shall a negro be eligible to participate in a Democratic party primary election held in the State of Texas.” The law was challenged by Dr. L. A. Nixon, a black member of the Democratic Party, in Nixon v.

dirty, contaminated water

contaminated food,

chlostrophobic living spaces,

mice infestation,

etc,

if i am correct the answer is going to be a) the federal program of reconstruction ended.