‘The Power and the Glory’ is a famous work of-

Graham Greene (2 October 1904 – 3 April 1991):
-In full Henry Graham Greene.
-English novelist, short-story writer, playwright, and journalist whose novels treat life’s moral ambiguities in the context of contemporary political settings.
- His notable works: Brighton Rock, The Power and the Glory (1940), The End of the Affair, A Burnt-Out Case, The Comedians, Our Man in Havana, The Quiet American, The Human Factor, Stamboul Train.

[Source: Website Lecture and Encyclopaedia Britannica]