1) Banks provide various financial products, including savings accounts, checking accounts, credit cards, mortgages, and investment services.

2) The Brexit process, initiated by the United Kingdom's referendum in 2016, led to the country's withdrawal from the European Union in 2020, marking a significant political and economic change for both the UK and the EU.

3) The concept of compound interest can be attributed to the ancient Babylonians, who used it in their banking practices.

4) Mountains are important water sources, as they capture and store precipitation, feeding rivers and supporting ecosystems downstream.