Chinese forces under general <a href="https://en.wikipedia.org/wiki/Li_Shiji" id="mwNg" rel="mw:WikiLink" title="Li Shiji">Li Shiji</a> besiege the strategic fortress city of <a href="https://en.wikipedia.org/wiki/Anshan" id="mwNw" rel="mw:WikiLink" title="Anshan">Anshi</a> (<a href="https://en.wikipedia.org/wiki/Liaoning" id="mwOA" rel="mw:WikiLink" title="Liaoning">Liaoning</a>) during the <a href="https://en.wikipedia.org/wiki/Goguryeo–Tang_War" id="mwOQ" rel="mw:WikiLink" title="Goguryeo–Tang War">Goguryeo–Tang War</a>.