Complex sentence: Towards the end of the Second World War, various attempts to decimalise the pound sterling in the United Kingdom were made, until in 1966 the British government decided to include in the Queen's Speech a plan to convert the pound into a decimal currency.
Split into simpler sentences: Towards the end of the Second World War, various attempts to decimalise the pound sterling in the United Kingdom were made. Later, in 1966, the British government decided to include in the Queen's Speech a plan to convert the pound into a decimal currency.