In this task, you are given a context paragraph, a question based on that and corresponding answer of a question. Your task is to generate supporting fact/knowledge from context paragraph which helps in answering a given question.

Richard Bertrand Spencer (born May 11, 1978) is an American white supremacist. He is president of the National Policy Institute, a white supremacist think tank, as well as Washington Summit Publishers. Spencer has stated that he rejects the label of white supremacist, and prefers to describe himself as an identitarian. He has advocated for a white homeland for a "dispossessed white race" and called for "peaceful ethnic cleansing" to halt the "deconstruction" of European culture. Question: What is the birthdate of this American white supremacist, who calls himself an identitarian and who has had involvement with Lucian Wintrich? Answer: May 11, 1978
Richard Bertrand Spencer born May 11, 1978 is an American white supremacist.