Frontline June 5-18 2010 has a review of a book on her: "My Name is Gauhar Jaan!" - The Life and Times of a Musician by Vikram Sampath.
In school hisory books one comes across Lord Irwin who was Viceroy of India from 1926 to 1931.
Wikipedia informs: "Irwin's rule was marked by a period of great political turmoil. The exclusion of Indians from the Simon Commission examining the country's readiness for self-government provoked serious violence..."
Looks like among all this he found time to violate Ms. Jaan.
"...Lord Irwin, visiting Rampur, was lavishly entertained, and a part of it was a concert by Gauhar Jaan. She sang gloriously. She, however, made one inadvertent mistake. Dressed in a saree with her customary elegance, she pinned all the medals she had received from bigwigs during her illustrious career on her chest. After the concert, against all norms of civilised etiquette, Lord Irwin reached out to examine the medals. Nawab Hamid Ali was incensed. He told Gauhar later, “So you did manage to get a white man to touch your breast, didn't you?” She, due to a silly, unthinking act on her part, found herself suddenly out of favour with the nawab. Most humiliating of all was the discovery that the precious diamonds she had got as gifts from him were actually cheap imitations..."
Artist: Peter Arno, The New Yorker, March 29, 1947