It may have been a result of the troubled times brought about by external invasions, or a war of succession among Govindachandra's sons.
[4] Vijayachandra inherited his father's regnal titles Ashva-pati Nara-pati Gaja-pati Rajatrayadhipati and Vividha-vidya-vichara-vachaspati.
[5] The 1169 CE Tara Chandi rock inscription, found near Sasaram, was issued by one Mahanayaka Pratapadhavala of Japila.
It denounces an earlier fake grant of Kalahandi and Vadapila villages issued by Vijayachandra's officer Deu after taking a bribe.
"Hammira" (the Sanskritized form of Amir) refers to a Muslim general, possibly a subordinate of a Ghaznavid ruler.
The earliest extant inscription to mention this victory is from 1168 CE, so the battle definitely took place before this year.
The Chahamana king Vigraharaja IV had captured Delhi by 1164 CE, and is believed to have expelled the Turushkas (Turkic people, that is, Ghaznavids).
Mukunda was forced to conclude peace by marrying his daughter to prince Jayachandra; Samyukta was the issue of this marriage.
An inscription of Jayachandra states that reputed poets used to sing about his father's magnificence, which might be a reference to such eulogistic works.