Under röd flagg
... that Hinke Bergegren's Under röd flagg was the first periodical to introduce detailed accounts of anarchist thought in Sweden?
... that <a href="./Hinke_Bergegren" id="mwGF0" rel="mw:WikiLink" title="Hinke Bergegren">Hinke Bergegren</a>'s <i id="mwGF4"><b id="mwGF8"><a href="./Under_röd_flagg" id="mwGGA" rel="mw:WikiLink" title="Under röd flagg">Under röd flagg</a></b></i> (<i id="mwGGE">cover pictured</i>) was the first periodical to introduce detailed accounts of <a href="./Anarchism_in_Sweden" id="mwGGI" rel="mw:WikiLink" title="Anarchism in Sweden">anarchist</a> thought in <a href="./Sweden" id="mwGGM" rel="mw:WikiLink" title="Sweden">Sweden</a>?