It was a well-kept secret, unknown to many diplomats at the French foreign ministry, until Kirill Dmitriev's presence in Paris was revealed on 8 January. President Vladimir Putin's special representative for negotiations on Ukraine, one of the few Kremlin officials who is not subject to Western sanctions, held high-level meetings at the US embassy residence in Paris's chic 8th arrondissement. Among those staying there were Jared Kushner, President Donald Trump's son-in-law and son of the US ambassador