1) The assassination of Archduke Franz Ferdinand of Austria in 1914 triggered the start of World War I.

2) The intensity of cyclones is often measured using the Saffir-Simpson Hurricane Wind Scale, which categorizes them based on their sustained wind speeds.

3) Brad Pitt is an American actor and film producer. He has starred in a wide range of films, including "Fight Club," "Inglourious Basterds," and "Once Upon a Time in Hollywood," and has received critical acclaim and numerous awards for his performances.

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.