China had the suzerainty over Ryukyu since Ming Dynasty.
自明朝以后,中国对琉球一直拥有宗主权。
Her birth and contest with Poseidon for suzerainty of Athens were depicted on the Parthenon.
在巴特农神庙的墙上有描绘她的出生,以及她和波塞顿争夺雅典宗主权的故事。
Reception or refusal of Song calendar manifiests Tangnt's recognition or denial of suzerainty of Song. It is a standard to judge the relation between Song and Tangut.