Descendant of last czar pushes Russia to admit mistake. Relative seeks formal admission that Nicholas II was unjustly killed By GRAEME SMITH Monday, January 9, 2006 YEKATERINBURG, RUSSIA -- On the face of it, Maria Romanova's legal application to Russian prosecutors might seem straightforward. As the self-described head of the surviving family of Nicholas II, Russia's last czar, Ms. Romanova wants rehabilitation for her ancestors, according to her lawyer. Under Russian law, this would mean a formal admission that Nicholas II was unjustly killed along with his wife, children and attendants after revolution swept away Russia's monarchy. Boris Yeltsin went...