In his speech, the Head of the Bank of England noted that the British pound is currently demonstrating high volatility. This is due to the high degree of uncertainty caused by Brexit. Mark Carney warned that this situation in the foreign exchange market is likely to persist in the near future. It will reflect the developments around Brexit. And they’re unpredictable.Mark Carney said that now the national currency of Great Britain has broken away from the currencies of developed countries. It is at the level of emerging market currencies. The outcome of Brexit may have an impact on the dynamics of global financial markets.