220 BCE - 206 BCE
Daular Qin
Daular Qin ko daular Ch'in ita ce daular farko ta Imperialkasar Sin , wadda ta dade daga 221 zuwa 206 KZ.An yi wa lakabi da yankin zuciyarta a jihar Qin (Gansu na zamani da Shaanxi), Qin Shi Huang, Sarkin Qin na farko ya kafa daular.Ƙarfin ƙasar Qin ya ƙaru sosai ta hanyar gyare-gyaren doka na Shang Yang a ƙarni na huɗu KZ, lokacin da ake yaƙi da ƙasashe .A tsakiyar da kuma karshen karni na uku KZ, kasar Qin ta yi jerin gwano cikin sauri, inda ta kawo karshen daular Zhou maras karfi, sannan ta ci sauran kasashe shida na kasashe bakwai masu yaki.Shekaru 15 da suka yi ita ce mafi guntuwar manyan daular a tarihin kasar Sin, wadda ta kunshi sarakuna biyu kacal, amma ta kaddamar da tsarin daular da ta dade tun daga shekara ta 221 KZ, tare da katsewa da daidaitawa, har zuwa shekara ta 1912 Miladiyya.