Facts:   - alt: young left side and high collar , right hand man in military uniform with shoulder board on    - native name lang: russian    - native name: Никита Михайлович Муравьёв    - caption: portrait pencil , paper of nikita mikhailovich muravyov , 1813 . italian      - name: nikita mikhailovich muravyov    - image: orest kiprensky 048.jpg   Based on these bullet points, write a short biography describing the life of nikita muravyov .
Answer:
nikita mikhailovich muravyov -lrb- -rrb- -lrb- - -rrb- was an imperial guards staff officer and plotter in what led to the decembrist revolt of 1825 .muravyov was active in a number of proto-decembrist organizations .in 1816 , he was among the founders of the union of salvation , a secret society .in 1820 , he spoke out for republican government in the union of welfare .after the union of welfare 's 1821 dissolution , muravyov joined the supreme duma and was a leader in the northern society , and was elected to the southern society 's directory .he wrote a draft constitution for a russian state , and a tract `` curious conversation '' arguing the need to rise against despotism .he was on leave in the country when the decembrist revolt occurred on 14 december 1825 , and did not participate directly in it .but he was complicit , arrested and imprisoned in the peter and paul fortress .he was condemned to death , but the sentence was commuted to 20 years of hard labor .he was assigned to the nerchinsk mines , then in 1835 exiled to irkutsk province where he died in 1843 .