Władysław Wejtko
...that Władysław Wejtko joined the Polish Army and constructed fortifications in the decisive Battle of Warsaw?
...that <b id="mwCb4"><a href="./Władysław_Wejtko" id="mwCb8" rel="mw:WikiLink" title="Władysław Wejtko">Władysław Wejtko</a></b> joined the <a class="mw-redirect" href="./Polish_Army" id="mwCcA" rel="mw:WikiLink" title="Polish Army">Polish Army</a> and constructed fortifications in the decisive <a href="./Battle_of_Warsaw_(1920)" id="mwCcE" rel="mw:WikiLink" title="Battle of Warsaw (1920)">Battle of Warsaw</a>?