Peloponnesian War and Delian League are the conflictS
But i'd say the Peloponnesian War was more important
<span>Even though African Americans were now free after the Civil
War, they faced more obstacles. Though they were given the right to vote and
some were even elected into government positions in the South, a violent
backlash by whites reversed the reforms that were made and this resulted in the
restoration of white supremacy in the South.
Harassment from groups such as the Klu Klux Klan kept African Americans
from exercising their rights and they
were looked upon as inferior by whites. It would take another 100 years before
African Americans could attain equality.</span>
The answer is African Americans because they are likely to engage to activities that will lead them to have a stroke and by that, the incidence of stroke is high among them. Stroke occurs when the brain lacks oxygen and nutrients that causes an individual's brain cells to die.