<Tr> <Td> 1916 </Td> <Td> 1 November </Td> <Td> Miliukov gives his' Is this stupidity or treason?' speech in reconvened Duma . </Td> </Tr> <Tr> <Td> 1916 </Td> <Td> 29 December </Td> <Td> Rasputin is killed by Prince Yusupov . </Td> </Tr> <Tr> <Td> 1916 </Td> <Td> 30 December </Td> <Td> The Tsar is warned that his army will not support him against a revolution . </Td> </Tr> <Tr> <Td_colspan="2"> 1917 </Td> <Td> Strikes, mutinies, street demonstrations lead to the fall of autocracy . </Td> </Tr>

When did the communist revolution in russia take place