It depends entirely on the country. In many cases, black presidents come from Africa where such a thing is completely expected since blacks are the overwhelming majority of the population.
As concerns the United States, it has a black president because a black person ran for president and was elected. There is no rule or "understanding" in the United States that the President must be from a certain racial, ethnic, or religious background.
Who was the first black college president
Yes, A part of America does have a black president.
No. Obama was the first black president.
Kenneth Kaunda was the first black president.
No there was no black female run for President.
The Best of the Black President was created in 1972.
The president during Black Thrusday was Herbert C. Hoover.
Barack Obama was the first Black president elected.
No Obama was the first black president.
President Obama was the first and only black president, so I'm going to say president Obama.
Nelson Mandela was never an American president, so he is not the first black President of America.
Yes, Obama is the first black president of America.