What started as an anti-Catholic sectarian celebration is now a harmless festival to provide light and warmth on a winter's night.
Martin Luther's Reformation resulted in Henry VIII making law changes which are still having an effect on today's Brexit negotiations.
Gunpowder, treason and plot: historical consultants to BBC drama explain their role on the show.
These days, we aren't often told when a terrorist plot is foiled, but Brits still set off fireworks to remember the one they do know about.
It can be a scary time for pets – but science has some valuable solutions.