Minted in Russia in 1836, this family one and one-half ruble was issued during the reign of Nicholas I. Married to Charlotte (Alexandra Fedorovna) of Prussia, Nicholas I ruled from 1825 to his death on March 2, 1855. He led the Russian army unsuccessfully in the Crimean War, but helped defeat the Ottoman Empire in the Russo-Turkish War (1828-29). Under his rule, the Russian Empire spanned over 7.7 million square miles.