The devaluation of sterling in 1949 (or 1949 sterling crisis) was a major currency crisis in the United Kingdom that led to a 30.5% devaluation of sterling from $4.04 per pound to $2.80 on 18 September 1949.[1][2] Although the devaluation was made in the United Kingdom, over 19 countries had currencies pegged to sterling and also devalued.