1) A single bolt of lightning can heat the surrounding air to temperatures five times hotter than the surface of the sun.

2) As of 2023, the COVID-19 pandemic continues to impact countries worldwide, with efforts focused on vaccination campaigns, public health measures, and economic recovery.

3) The Battle of Waterloo in 1815 marked the final defeat of Napoleon Bonaparte and the end of his reign as Emperor of France.

4) Online banking and mobile banking have become increasingly popular, providing convenient access to banking services through digital platforms.