Tang: Polity Style: 618-907

Tang: Polity Style: 618-907
18 Jun 618	Lǐ Yuān (李淵), holding the title of Táng wáng (唐王), acceded to the throne (Old Book of Tang, ch. 1; New Book of Tang, ch. 1) [1]
18 Jun 618 - 16 Oct 690	Táng (唐) \| Tang
16 Oct 690	establishment of Zhou is proclaimed (Old Book of Tang, ch. 6; New Book of Tang, ch. 4) [2]
3 Mar 705	re-establishment of Táng is proclaimed (Old Book of Tang, ch. 7; New Book of Tang, ch. 4) [3]
3 Mar 705 - 1 Jun 907	Táng (唐) \| Tang
1 Jun 907	imperial authority is transferred to Zhū Huǎng (朱晃), holding the title of Liáng wáng (梁王), public ceremony, Bianzhou (changed to the prefecture (fǔ \| 府) of Kaifeng, now in the city of Kaifeng, Henan); establishment of the Later Liang was proclaimed on 5 Jun 907 (Old Book of Tang, ch. 20B) [4]


[1]	Táng guó was established as a feudal fief of Sui.
[2]	The establishment of Zhou (16 Oct 690) preceded the relinquishing of imperial dignity by the emperor of Tang (19 Oct 690).
[3]	The re-establishment of Tang (3 Mar 705) followed the re-accession of the former emperor of Tang (23 Feb 705).
[4]	According to Old Book of Tang, ch. 20B, the emperor of Tang resolved to abdicate, issuing a preparatory decree to that effect on 28 Apr 907. The high-ranking ministers were dispatched to the capital of the Later Liang. Upon the arrival of the envoys, the transfer was effected on 1 Jun 907.