article_snippet: Associates of Mr Nemtsov said Associates of Mr Nemtsov was staying with a friend.
article_snippet: Mr Nemtsov had organised the protest against Russia’s involvement in Ukraine, but the protest against Russia’s involvement in Ukraine became a mourning rally, with chants of Russia Russia without Putin’.
article_snippet: David Cameron said David Cameron was ‘shocked and sickened by the callous murder’ and that Mr Nemtsov was ‘dedicated to speaking up tirelessly for the Russian people, demanding the Russian people right to democracy and liberty … and to an end to corruption’.
article_snippet: Mr Nemtsov, 55, a former nuclear scientist, rose to prominence under Boris Yeltsin, after the Cold War, becoming deputy prime minister in 1997.
article_snippet: Mr Nemtsov was a vocal critic of Boris Yeltsin throughout Mr Nemtsov career .
article_snippet: After leaving parliament in 2003, Mr Nemtsov founded opposition movements and was a vocal critic of Boris Yeltsin over Ukraine, the economic crisis and corruption.
article_snippet: Mr Nemtsov had warned that Boris Yeltsin wanted Mr Nemtsov dead.
article_snippet: Investigators said Investigators were looking at the possibility Mr Nemtsov was killed by opposition figures, or that Islamic extremists targeted the Jewish politician.
article_snippet: In an interview hours before Mr Nemtsov murder, Mr Nemtsov accused a ‘mad’,
article_snippet: ‘aggressive’ Boris Yeltsin of lying over the Ukrainian conflict and called Boris Yeltsin rule a ‘catastrophe’.
article_snippet: Mr Nemtsov wrote to Mr Nemtsov
article_snippet: Boris Yeltsin has denied any involvement in Mr Nemtsov death.