Assertion: solidarity's influence | /r/CapableOf | study that most interesting period
Facets:
value: especially
type: DEGREE
Source sentences:
text: The number and importance of mutual-aid institutions which were developed by the creative genius of the savage and half-savage masses, during the earliest clan-period of mankind and still more during the next village-community period, and the immense influence which these early institutions have exercised upon the subsequent development of mankind, down to the present times, induced me to extend my researches to the later, historical periods as well; especially, to study that most interesting period – the free medieval city republics, whose universality and influence upon our modern civilization have not yet been duly appreciated.