Full coverage: Russia

The food insecurity triggered by Russia's invasion of Ukraine will cause deep problems in Africa, where nearly half of the continent depends on Russia and Ukraine for food staples. Africa is already a new front in a new Cold War.

Commodity prices are rising and they are going to continue to rise over the coming months. Forward-looking Western governments should secure whatever critical supplies they need sooner rather than later – in this situation, it is better to panic early than to panic when it is too late.

EY and Grant Thornton are the registered auditors of Irish companies channelling multi-billion-dollar Russian interests, now targeted by international sanctions. They are severing ties with partner firms in Russia, but what will happen in Ireland is less clear.

Bill Browder's crusade against Vladimir Putin's kleptocracy has been relentless and fearless. As the world finally pays attention, he talks about his journey from financier to campaigner and Ireland’s role facilitating Russian money.

The Central Bank has calculated the Russian exposure of the Irish financial system. While the headline number is huge, it largely represents funds transiting through Dublin from overseas investors – including Russians themselves.

The invasion of Ukraine has triggered fresh economic sanctions against Russian interests. When it comes to moving money around the world, Ireland has become a hub of choice for companies and individuals based in Russia.

As it pulls out of European banking markets, state-owned Sberbank is also unwinding finance arrangements for dozens of airliners leased to Russian clients out of a business park in Co Kildare.

The Currency has tracked €13 billion domiciled in the IFSC by sanctioned Russian firms and their subsidiaries. This money is now frozen but the Irish government is about to feel the heat over its light-touch financial regulation and willingness to look away.

Mikhail Fridman and Petr Aven, two “oligarchs” just added to the EU’s Russian sanctions list, are co-founders and shareholders of the LetterOne international investment vehicle that has Denis O’Brien on its technology advisory board.

A bank newly added to the US sanctions list raised the latest of $1.2bn in bonds in Dublin just three months ago. Meanwhile, restrictions on aircraft leasing are rattling the Irish-centred global industry.