秦末,<a href="./?mention=项羽">项羽</a>、<a href="./?mention=刘邦">刘邦</a>灭亡暴秦,进入关中。项羽假借<a href="./?mention=楚怀王">楚怀王</a>之名,自立为<a href="./?mention=西楚霸王">西楚霸王</a>,并<a href="./?mention=分封">分封</a>了十八路诸侯。其中包括后来的<a href="./?mention=汉高祖">汉高祖</a>刘邦,也包括秦朝名将章邯、<a href="./?mention=汉初三大名将">汉初三大名将</a>之一的<a href="./?mention=英布">英布</a>等。可惜的是这一分封并不合理,分封后不久就发生了叛乱,项羽忙于平定齐地叛乱而无暇顾及刘邦,为日后<a href="./?mention=楚汉争霸">楚汉争霸</a>的失败埋下了伏笔。<br/>项羽分封十八路诸侯,即以刘邦为<a href="./?mention=汉王">汉王</a>,王巴、蜀、汉中,都<a href="./?mention=南郑">南郑</a>;章邯为<a href="./?mention=雍王">雍王</a>,都<a href="./?mention=废丘">废丘</a>;<a href="./?mention=司马欣">司马欣</a>为塞王,都<a href="./?mention=栎阳">栎阳</a>;<a href="./?mention=董翳">董翳</a>为<a href="./?mention=翟王">翟王</a>,都<a href="./?mention=高奴">高奴</a>;<a href="./?mention=魏豹">魏豹</a>为<a href="./?mention=西魏王">西魏王</a>,都平阳;<a href="./?mention=申阳">申阳</a>为<a href="./?mention=河南王">河南王</a>,都洛阳;<a href="./?mention=韩成">韩成</a>为<a href="./?mention=韩王">韩王</a>,都阳翟;<a href="./?mention=司马卬">司马卬</a>为<a href="./?mention=殷王">殷王</a>,都<a href="./?mention=朝歌">朝歌</a>;<a href="./?mention=赵歇">赵歇</a>为代王,都代;<a href="./?mention=张耳">张耳</a>为<a href="./?mention=常山王">常山王</a>,都<a href="./?mention=襄国">襄国</a>;英布为九江王,都六;<a href="./?mention=吴芮">吴芮</a>为<a href="./?mention=衡山王">衡山王</a>,都邾;<a href="./?mention=共敖">共敖</a>为<a href="./?mention=临江王">临江王</a>,都<a href="./?mention=江陵">江陵</a>;<a href="./?mention=韩广">韩广</a>为<a href="./?mention=辽东王">辽东王</a>,都无终;<a href="./?mention=臧荼">臧荼</a>为<a href="./?mention=燕王">燕王</a>,都蓟;<a href="./?mention=田巿">田巿</a>为<a href="./?mention=胶东王">胶东王</a>,都<a href="./?mention=即墨">即墨</a>;<a href="./?mention=田都">田都</a>为<a href="./?mention=齐王">齐王</a>,都<a href="./?mention=临淄">临淄</a>;<a href="./?mention=田安">田安</a>为<a href="./?mention=济北王">济北王</a>,都<a href="./?mention=博阳">博阳</a>(今山东<a href="./?mention=泰安">泰安</a>东南)。<br/>章邯为雍王、董翳为翟王、司马欣为<a href="./?mention=塞王">塞王</a>,此称为<a href="./?mention=三秦">三秦</a>;田都为齐王,田巿为胶东王,田安为济北王,此称为<a href="./?mention=三齐">三齐</a>。