she was the queen of which country ?
United Kingdom and the Dominions
Queen Elizabeth The Queen Mother
She was queen of the United Kingdom and the Dominions from her husband's accession in 1936 until his death in 1952, 
what is the queen mother's full name Elizabeth Angela Marguerite Bowes-Lyon
wiki:11591610
Queen Elizabeth The Queen Mother [SEP] Introduction
Elizabeth Angela Marguerite Bowes-Lyon (4 August 1900 – 30 March 2002) was the wife of King George VI, and the mother of Queen Elizabeth II and Princess Margaret, Countess of Snowdon. She was queen of the United Kingdom and the Dominions from her husband's accession in 1936 until his death in 1952, after which she was known as Queen Elizabeth The Queen Mother, to avoid confusion with her daughter. She was the last empress of India. Born into a family of British nobility, she came to prominence in 1923 when she married the Duke of York, the second son of King George V and Queen Mary.