It is said to have started after the foiling of the gunpowder plot of 1605.

Source: https://www.dailymail.co.uk/news/article-12712545/Remember-Fifth-November-Thousands-people-attend-bonfire-nights-UK-including-famous-Lewes-event-effigies-Guy-Fawkes-politicians-burned.html?ns_mchannel=rss&ns_campaign=1490&ito=1490

Kirk eventually defeats the Gorn by creating gunpowder with materials found on the planet.

Source: https://screenrant.com/star-trek-gorn-hegemony-history/

Lastly, they feature a lot of advantages in terms of gunpowder units, making ships like the Cannon Galleon cheaper and more deadly if upgraded correctly.

Source: https://gamerant.com/age-of-empires-2-definitive-edition-best-naval-civilizations/

The pipe bombs appeared more uniform than the bent pipes packed with gunpowder that are sometimes exhibited.

Source: https://www.derryjournal.com/news/crime/nigel-goddard-reflects-on-derry-easter-disorder-and-bomb-discovery-from-policing-perspective-4132552

To easily use it on enemies, add some gunpowder to make it into a throwable Splash Potion.

Source: https://gamerant.com/minecraft-potion-recipes/