Princess Radziwill's biography of the last Tsarina was first published in 1929. A granddaughter of Queen Victoria, Alexandra was left motherless at the age of six by the death of Alice, Grand Duchess of Hesse. She married Nicholas II, Tsar of Russia, shortly after he succeeded his father in 1894. An intensely religious, shy and obstinate woman, she deprecated the frivolity of court life at St Petersburg, shunned society, and lacked the gift of making...