Convention of Mantua
...that Eugène de Beauharnais returned the territories of the Napoleonic Italy to provisional Austrian rule in 1814 by the Convention of Mantua?
...that <a href="./Eugène_de_Beauharnais" id="mwBYg" rel="mw:WikiLink" title="Eugène de Beauharnais">Eugène de Beauharnais</a> returned the territories of the <a href="./Napoleon" id="mwBYk" rel="mw:WikiLink" title="Napoleon">Napoleonic</a> <a href="./Kingdom_of_Italy_(Napoleonic)" id="mwBYo" rel="mw:WikiLink" title="Kingdom of Italy (Napoleonic)">Italy</a> to provisional <a href="./Austria" id="mwBYs" rel="mw:WikiLink" title="Austria">Austrian</a> rule in 1814 by the <b id="mwBYw"><a href="./Convention_of_Mantua" id="mwBY0" rel="mw:WikiLink" title="Convention of Mantua">Convention of Mantua</a></b>?