The 15th Amendment prohibits citizens from being denied the ability to vote due to race. The Republicans in the North were concerned that this amendment would give more power to the Democrats in the South.
It prevented nonwhite South Africans from fully participating in politics.
The thirteenth amendment ended slavery which was one cause of trouble between the north and the south.
14th Amendment
Free black women couldn't vote until the 19th Amendment was passed 1920; however, laws stayed in effect in the south until the South the prevented black men and women from voting until the Voting Rights Act of 1965 did away with white primaries and poll taxes.
The South Should Be punished.
15th amendment
France
South Africa
Losing Vicksburg prevented the South from reinforcing and resupplying its troops from Texas and Arkansas. The surrender prevented the South from using the river for transportation and communications, allowing the North the ability to attack with impunity, at will.
There is no way to prevent the disease.
It prevented the South from selling its cotton to Europe; specially Great Britain.
It prevented nonwhite South Africans from fully participating in politics.
It didn't.
It prevented elections in South Vietnam
A communist would win
It prevented elections in South Vietnam
It prevented elections in South Vietnam