Rare footage has emerged of Barack Obama (pictured) delivering a speech at Cambridge Public Library in Massachusetts

 

As well as discussing his family background, he describes how his wife Michelle was called a white woman when the pair visited his father's side of the family in Kenya

 

Barack Obama discusses his family background including his maternal grandparents Stanley and Madelyn Dunham (pictured with the future President. 

 

Obama describes how his wife Michelle (pictured) was called a 'white lady' when the pair visited his father's side of the family in Kenya