Battle of Lipitsa
...that, when playing the lead in Alexander Nevsky, actor Nikolai Cherkasov wore a replica of the helmet lost by Alexander's father in the Battle of Lipitsa?
...that, when playing the lead in <i id="mwEnE"><a href="./Alexander_Nevsky_(film)" id="mwEnI" rel="mw:WikiLink" title="Alexander Nevsky (film)">Alexander Nevsky</a></i>, actor <a class="mw-redirect" href="./Nikolai_Cherkasov" id="mwEnM" rel="mw:WikiLink" title="Nikolai Cherkasov">Nikolai Cherkasov</a> wore a replica of the <a href="./Helmet" id="mwEnQ" rel="mw:WikiLink" title="Helmet">helmet</a> lost by <a class="mw-redirect" href="./Yaroslav_II_of_Russia" id="mwEnU" rel="mw:WikiLink" title="Yaroslav II of Russia">Alexander's father</a> in the <b id="mwEnY"><a href="./Battle_of_Lipitsa" id="mwEnc" rel="mw:WikiLink" title="Battle of Lipitsa">Battle of Lipitsa</a></b>?