I can not give you the reference of Ram Chandar or Krishna, because they were not historical figures. I can not help it but to present to you the names of (Hazrat) Abu Bakar (RA) and (Hazrat) Umar Farooq (RA). They were leaders of a vast Empire, yet they lived a life of austerity.
Many an individual has turned from the mean, personal, acquisitive point of view to one that sees society as a whole and works for its benefit. If there has been such a change in one person, there can be the same change in many.
Labour, because it chose to remain unintelligent, either became subservient, or insolently believed in damaging the capitalists' goods and machinery or even in killing the capitalists.