1) The most-watched television event in the United States is the Super Bowl, with millions of viewers tuning in each year.

2) The highest-grossing film of all time is "Avengers: Endgame," which has earned over $2.79 billion at the global box office.

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

4) The COVID-19 pandemic has highlighted the importance of global collaboration and solidarity in addressing public health emergencies, with efforts focused on vaccine sharing, equitable distribution, and support for developing countries.