There were supreme court cases that began to challenge the system on equal civil rights, such as the brown case, SNCC was providing blacks a spot within the civil rights movement, James meredith became the first black student to enroll in the university of mississippi.
I’m sorry? I think your question got cut off...
... frustrations with how independence had led to situations where caudillos (authoritarian leaders) rose to power.
Bolivar had wanted a united Spanish America, a great nations, but the wars of independence had tended to result in charismatic military rulers leading their own countries in authoritarian ways -- what we today would call dictators.
B.) Supplies were scarce and demand was great. Entrepreneurs provided the things the miners needed. That allowed the entrepreneurs to earn good profits.