the alleged duty of the white peoples to bring their civilization to other peoples regarded as backward: phrase popularized by Kipling and other apologists for imperialism
See white man's burden in American Heritage Dictionary 4
noun
The supposed or presumed responsibility of white people to govern and impart their culture to nonwhite people, often advanced as a justification for European colonialism.
Origin:
Origin: From “The White Man's Burden”, a poem by Rudyard Kipling