Sergey Lavrov, foreign minister

LAVROV, 71 – who accused the UK of staging the Salisbury poisonings – was sanctioned by the Government last month.

His mistress’s daughter Polina

Kovaleva owns a

Kensington flat she bought for

£4.4million when just 21.

Now 26, she does not appear to have an obvious source of income, despite regular foreign holidays. She is the director of two active UK companies - real estate firm PPK Investments and Hotbox Holdings, which manages restaurants. Lavrov, who worked as a Russian envoy to the UN, lived in the USA for 17 years and also has daughter Ekaterina, 40, by wife Maria. She moved to London and is married to a Cambridge graduate who now owns 180 restaurants across