Someone in Guy Fawkes' group sent a letter to a member of Parliament warning him to stay away from the Parliament building; this member then forwarded the letter to the King, saving his life in the process.
Just one year after the failed Gunpowder Plot, Parliament passes the Observance of the "5th November Act" to commemorate the king and Parliament in the wake of a deadly assassination attempt.
Canterbury celebrates with over 100 pounds of gunpowder and 14 pounds of matches — adding food and drink to the party in later years.
At one point celebrations in the English town of Lewes resembled a riot. Eventually, they were banned from the streets. By 1850, though, they returned peacefully. It's now regarded as the most famous celebration of Bonfire Night in the world.