Conversation so far:
What was John role in first world war?
In January 1915, Keynes took up an official government position at the Treasury.
How did he help the British?
Among his responsibilities were the design of terms of credit between Britain and its continental allies during the war and the acquisition of scarce currencies
Which people were there to help Keynes in designing terms of credit between Britain and its continental allies?
Bankers pushed for the suspension of specie payments – the convertibility of banknotes into gold – but with Keynes's help the Chancellor of the Exchequer was persuaded this was a bad idea
Which other names were mentioned in the First world war?
According to economist Robert Lekachman, Keynes's nerve and mastery became legendary because of his performance of these duties, like when he managed to assemble a small supply of Spanish pesetas.
What was the Spanish pesetas' role in the war?
Keynes did not hand the pesetas over, choosing instead to sell them all to break the market: his boldness paid off, as pesetas then became much less scarce and expensive

Question: Are there any other interesting aspects about this article?
Self-contained rewrite: Are there any other interesting aspects about Keynes's work in the Great War besides the acquisition of scarce currencies, unsuspending specie payments, and aquiring the Spanish pesetas he sold?