1) The first modern health insurance policy was introduced in Germany in the late 19th century.

2) The ozone layer, located in the Earth's stratosphere, protects us from harmful ultraviolet (UV) radiation.

3) The World Wide Web, developed by Tim Berners-Lee in 1989, revolutionized the way information is accessed and shared on the internet.

4) The FIFA Women's World Cup has been held since 1991 and showcases the best women's national soccer teams from around the globe.