Send the following on WhatsApp
Continue to ChatWalls and bridges http://ringmar.net/irhistorynew/index.php/welcome/introduction/comparative-international-systems/institutions-rules-and-norms/non-state-societies/walls-and-bridges/
Walls and bridges http://ringmar.net/irhistorynew/index.php/welcome/introduction/comparative-international-systems/institutions-rules-and-norms/non-state-societies/walls-and-bridges/