The Pound Sterling (GBP) trades marginally lower on Thursday just above the 1.2700 mark against the US Dollar (USD), ahead of the Bank of England (BoE) policy meeting, a key event for GBP pairs.The Pound Sterling (GBP) trades marginally lower on Thursday just above the 1.2700 mark against the US Dollar (USD), ahead of the Bank of England (BoE) policy meeting, a key event for GBP pairs. The Pound Sterling (GBP) trades marginally lower on Thursday just above the 1.2700 mark against the US Dollar (USD), ahead of the Bank of England (BoE) policy meeting, a key event for GBP pairs. Read More FXStreet Forex & Commodities News