{"version":"1.0","type":"link","title":"Natural border - Newikis","description":"A natural border is a border between states or their subdivisions which is concomitant with natural formations such as rivers or mountain ranges. The \"doctrine of natural boundaries\" developed in Western culture in the 18th century being based upon the \"natural\" ideas of Jean-Jacques Rousseau and…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/2/28/2009-08-01-ffto-slubice-by-RalfR-15.jpg/1280px-2009-08-01-ffto-slubice-by-RalfR-15.jpg","thumbnail_width":1280,"thumbnail_height":851}