Which preposition to use with pantisocracy

on Occurrences 2%

Thus in the early days, when old institutions seemed crumbling with the Bastille, Coleridge and Southey formed their youthful scheme of a "Pantisocracy on the banks of the Susquehanna,"an ideal commonwealth, in which the principles of More's Utopia should be put in practice.

for Occurrences 1%

He left in 1794 without taking his degree; and presently we find him with the youthful Southey,a kindred spirit, who had been fired to wild enthusiasm by the French Revolution,founding his famous Pantisocracy for the regeneration of human society.

Which preposition to use with  pantisocracy