The British Pound Sterling (GBP) is a major global currency and is the official currency of the United Kingdom. It is used as a unit of account for investments and financial markets worldwide as it is an internationally accepted and recognized currency. GBP is a major reserve currency and is often used as a base currency for pricing other currencies. It is also frequently used in international transactions and investments. The GBP is considered a reliable currency and is a popular choice for investors and market participants due to its stability and liquidity.