Ides of March

What does it take to change history and destroy our reality? The same date; six different years.

44 BC. Caesar heads to the Senate for his date with death.

1493 AD: Christopher Columbus returns to Spain after ‘discovering' the New World. But more than acclaim awaits him.

1917 AD: The Last Czar, Nicholas II, abdicates. He, and his family, are supposed to be taken prisoner; but some have other plans.

493 AD: The First King of Italy, Odoacer, is executed by Theodoric, an event considered the end of the Western Roman Empire. But if the sword goes the other way?

480 AD: A massive Persian Army is invading Greece. Standing in its way: King Leonidas and 300 Spartans. And whispering in Leonidas' ear is a priestess from the Oracle of Delphi. But what is she telling him?

The Time Patrol must send an agent back to each day, with just each having 24 hours to defeat the Shadow's plan to disrupt our time-line, creating a time tsunami and wiping our present out.