Uruk in historical Sumer (Mesopotamia) is probably the earth's oldest regarded walled metropolitan areas. The Ancient Egyptians also created fortresses about the frontiers on the Nile Valley to guard towards invaders from neighbouring territories, in addition to circle-formed mud brick partitions close to their metropolitan areas. Lots of the fortifications https://messiahgmsxc.dekaronwiki.com/869683/the_smart_trick_of_die_that_no_one_is_discussing