Pound Sterling Price News and Forecast: GBP/USD holds onto gains near 1.3500 amid risk-on mood

The British Pound (GBP) clings to opening gains around 1.3500 against the US Dollar (USD) during the late European trading session on Monday. The GBP/USD pair trades higher as the market sentiment remains risk-on due to expectations that the United States (US) and Iran will reach a deal soon.