Pedzisa mutsara unotevera: Ngarava dzinofamba nengarava inyanzvi yekare, zvichiita kuti kutengeserana kwakakura, kwakadai sokutengeserana nezvinonhuhwirira zvekare, kubvire. Ne
Kupinda kwevaMongol muJava pfuti dzakatanga kushandiswa muhondo dzegungwa (semuenzaniso Cetbang neMajapahit) uye muzana ramakore rechi14 zvombo zvehondo zvegungwa zvakashandiswa muEurope, zvakanyorwa paHondo yeArnemuiden (1338). Zana remakore rechi15, pamwe chete nemasimba ekumaodzanyemba ekumaodzanyemba kweIndian Ocean, akadai semadzimambo eAustronesia, akaona kuwedzera kwekushandiswa kwezvikepe zvengarava (kusanganisira kutakura zvombo zvengarava) kubva kunzvimbo dzakakwirira dzekutengeserana, dzakadai seMing treasure voyages kana mabhizimisi eIberia yose nzira pamwe neAtlantic coast yeAfrica uye mhiri kweAtlantic Ocean, kutanga Age of Discovery.