1720 AD Alternate First
- November 18 – The pirate captain Calico Jack Rackham was hanged in Port Royal, Jamaica.
1728 AD Alternate First
- The Blood of the Aztec Curse pursuit took place shortly after Captain Jack Sparrow saved Elizabeth Swann from drowning at the coast of Port Royal, with the Black Pearl cursed crew commanded by Hector Barbossa against the HMS Interceptor crew hired by Jack Sparrow, while the HMS Dauntless crew commanded by Commodore James Norrington joining late the pursuit.
1743 AD Alternate First
- Antarian Invasion of Earth
1750 AD Alternate First
- The Quest for the Fountain of Youth took place, with the Queen Anne’s Revenge crew, the HMS Providence crew and the Spanish attempting to find the Fountain of Youth. Note: In the “Pirate Lore” featurette for Dead Man’s Chest, actress Keira Knightley said the real era of piracy was in the mid-1700s at its height. While production designer John Myhre stated that a date of 1750 was chosen, he also note it could be “a bit earlier, or just a hair later,” confirming that Pirates of the Caribbean: On Stranger Tides takes place in that range.
1751 AD Alternate First
- The Quest for the Trident of Poseidon took place shortly after the battle at the Devil’s Triangle in which the Monarch was destroyed and her crew perished, with the Dying Gull crew, the Queen Anne’s Revenge crew, the Silent Mary crew and the Essex crew attempting to find the Trident of Poseidon either to broke all the curses over the Seven Seas or to bring the power of the Seas to the British Empire.