Title: Le démon bleu du tsar
Subjects: History
Places: Russia
People: Ekaterina Mikhaĭlovna Dolgorukova I︠U︡rʹevskai︠a︡ kni︠a︡gini︠a︡ (1847-1923), Alexander II Emperor of Russia (1818-1881)
Time periods: Alexander II, 1855-1881