<a href="https://en.wikipedia.org/wiki/Emperor_Taizong_of_Tang" id="mwGw" rel="mw:WikiLink" title="Emperor Taizong of Tang">Emperor Taizong of Tang</a> sends envoys to the <a href="https://en.wikipedia.org/wiki/Xueyantuo" id="mwHA" rel="mw:WikiLink" title="Xueyantuo">Xueyantuo</a> bearing gold and silk in order to seek the release of Chinese prisoners captured during the <a href="https://en.wikipedia.org/wiki/Transition_from_Sui_to_Tang" id="mwHQ" rel="mw:WikiLink" title="Transition from Sui to Tang">transition from Sui to Tang</a>.