Book One

• The Big Bang.
• On Oa, an enlightened man named Krona viewed what had been forbidden to all - creation. The universe exploded and an anti-matter universe was created.
• The Oans decided to right their wrongs, and created the Psions and Manhunters - both failures - then the Green Lantern Corps as their police force for the universe.
• A schism between the Oans wanting to battle evil and those wanting to destroy it occurred. Those wanting to destroy it were called the Controllers, the others, the Guardians.
• Worlds away, another scientist - this one named Pariah - witnessed the dawn of creation. He was swept into the antimatter universe where he lived for over a year.
• On primitive Earth, the immortal Vandal Savage was created when a bolt of light struck the Neanderthal he once was.
• The magical land of Atlantis, led by the sorcerer Arion, waged war against aliens and sunk beneath the sea.
• In Egypt, the sorcerer Shazam bestowed upon his student, Teth-Adam, great magical powers. These powers corrupted the student and he became known as Black Adam.
• Thousands of years later, the battle of the Olympian Gods ended, creating New Genesis and Apokolips.
  In the Vegan System, the Goddess Xhal was created by the Psions.
• During the Trojan Wars, the Amazons - aided by Poseidon after being deceived by Hercules - disappeared to Paradise Island.
• A green meteor crashed into Tibet.
• Etrigan the Demon was borne as the Age of Camelot dwindled.
• Mount Michelson, an alien ship, crashed into an Alaskan mountain. It's pilot was frozen.
• As sorcery and magick began to fade on Earth, Gemworld was created.
• After America became free of British rule, it began expanding westward. New heroes emerged.
• Jonah Hex, a bounty hunter, fell into a time warp in 1875 and appeared in 2050.
• The seventh Brother Blood came to power in Zandia.
• As WWI ended, Dr. Occult became more and more powerful, mixing science and sorcery.
• Abin Sur became Green Lantern of Earth's sector.
• On the dying planet Krypton, Jor-el and his wife, Lara, blasted their child off to a new world just before their's was destroyed.
• Hitler's Nazi Germany came to power; the Golden Age of Heroes dawned. Zatara the Magician, the Crimson Avenger, Hop Harrigan, the Sandman, Doll Man, Steel, and the Flash gained notoriety.
• Prince Khufu of Egypt, his lover Shiera, and their enemy, Hath-Set were reincarnated.
• Police Detective Jim Corrigan was killed on duty, but joined with the spirit of the Spectre.
• Johnny Thunder was given control of a mystic Thunderbolt.
• Rex Tyler invented the Miraclo pill, which gave him 60 minutes of unparalleled strength as the Hourman.
• Black Condor and the Atom became famous crime fighters.
• Kent Nelson was trained by an ancient Egyptian sorcerer known as Nabu and became Dr. Fate.
• Alan Scott found a green meteor and fashioned a ring from it. Knowing nothing of the Guardians or GLC, he called himself the Green Lantern.
• The Justice Society of America was founded by President Franklin Roosevelt.
• An equally powerful group known as the Injustice Gang formed.
• The All Star Squadron was created when America joined WWII.

Book Two

• After World War II ended, the Golden Age of Heroes ended when the Justice Society disbanded rather than give their secret identities to the courts.
• A Kryptonian rocket crashed in Smallville, Kansas. Nearby farmers took the child in as their own. A lighthouse keeper found a shipwrecked woman. They fell in love and had a child. A gunman shot Thomas and Martha Wayne leaving their only child both a witness and orphan. A mystic known as the Phantom Stranger watched over these three children.
• J'onn J'onzz, a Martian Warrior, was accidentally teleported to Earth. He went into hiding as an earthling.
• On Paradise Island, Diana was created from Clay.
• Dan Garrett - an archeologist, found a beetle scarab in Egypt.
• An interdimensional demon, Trigon, took a wife.
• The Monitor found Lyla shipwrecked and took her as his own.
• A new Age of Heroes began as Clark Kent, a farmboy from Kansas moved to Metropolis and debuted as Superman.
• The orphan from Gotham City devoted his life to fighting crime and became the Batman.
• Police scientist Barry Allen survived an explosion to learn he had become the fastest man alive - the Flash.
• Abin Sur's ship crashed into Earth. His ring brought him test pilot Hal Jordan. Jordan became Earth Sector's Green Lantern.
• Physicist Ray Palmer became the Atom.
  
• Katar Hol and his wife Sayera Thal came to Earth from Thanagar and became Hawkman and Hawkwoman.
  
• Aquaman emerged as the child borne from the lighthouse keeper and the shipwrecked woman.
  
• Captain Atom was thrust forth in time from the 1960s.
  
• Oliver Queen was shipwrecked on an uninhabited island and learned the skill of archery to survive. He returned to the US and became Green Arrow.
  
• Dan Garrett died, leaving everything to his student Ted Kord - the second Blue Beetle.
  
• Archaeologist Adam Strange was accidentally transported to the world Rann, where he became their greatest hero.
  
• Inspired by the JSA, heroes banded together and called themselves the Justice League of America. Some of their younger associates created the first Teen Titans.
  
• Boston Brand was killed and resurrected as Deadman.
  
• The Doom Patrol, Suicide Squad, and Secret Six formed.
  
• Brainiac was created. It was destroyed, but another was soon created.
  
• Thorn, Black Lightning, and Swamp Thing first appeared.
  
• A young boy named Billy Baston uncovered a secret unknown to man for countless years.
  
• Four years after the Teen Titans formed (and one year after they disbanded), a New Teen Titans formed.
  
• Batman formed the Outsiders, and continued to work with the Justice League.
  
• Universes began to be destroyed. With only five remaining, heroes gathered and defeated the Anti-Monitor - the being who ruled the antimatter universe. The five universes merged, altering history.
  
• The Justice League became International.
  
• Wonder Woman was recreated from clay after she was blasted in the Crisis.