Mr. President of the only superpower in the world - United States, is recognized as the most powerful or influential personality. The full name of this most powerful black man across the globe is Barack Hussein Obama II.
This first African American personality, who took the highest position in United States as the 44th President of the nation, was born on August 4, 1961. USA's GDP is $ 15.094 trillion(purchasing power parity) and the armed forces have 1.4 million personnel on active duty.