sentences:  Grey's tenure as Lord High Treasurer occurred during the Great Bullion Famine and the Great Slump in England.On 26 August 1471 he was named first on a commission of fifteen to hold a diet at Alnwick to deal with the infractions of the truce with Scotland, and in the following March to treat with the Scots ambassadors at Newcastle-upon-Tyne, on 25 April and again on 16 May he was entrusted with a similar negotiation.In February 1477–8, Grey's health showed signs of breaking down.