1) The Bank of England, established in 1694, is the central bank of the United Kingdom and one of the oldest central banks in the world.

2) The United States recently held its presidential election in 2020, resulting in Joe Biden being elected as the 46th President of the United States and Kamala Harris as the Vice President, making history as the first female Vice President.

3) The first successful human heart transplant was performed by Dr. Christiaan Barnard in 1967.

4) The Indian Ocean is the third-largest ocean and is characterized by its warm waters and diverse marine life.