What did Guy Fawkes do in 1605?

In 1605, Guy Fawkes was involved in the Gunpowder Plot, a failed conspiracy to assassinate King James I of England and blow up the House of Lords. The plot aimed to end Protestant rule and replace it with Catholic leadership. Fawkes was tasked with guarding the explosives, but the plot was foiled when authorities received an anonymous tip. He was arrested, tortured, and ultimately executed for his role in the conspiracy.