reigned
... that Charlotte of Belgium reigned as Empress of Mexico starting in 1864?
... that <a href="./Charlotte_of_Belgium" id="mwCqs" rel="mw:WikiLink" title="Charlotte of Belgium">Charlotte of Belgium</a> <i id="mwCqw">(pictured)</i> <b id="mwCq0"><a href="./Belgium–Mexico_relations" id="mwCq4" rel="mw:WikiLink" title="Belgium–Mexico relations">reigned</a></b> as Empress of <a href="./Mexico" id="mwCq8" rel="mw:WikiLink" title="Mexico">Mexico</a> starting in 1864?