We keep looking for some biblical or historical reason for this corruption to end based on a previous date in time.

What about March 15th?

March 15th – ides of March, how did this date become superstitious?

The Roman general and statesmen Julius Caesar was assassinated by conspiring senators, notably including Marcus Brutus, on March 15 in 44 b.c.

Caesar became a dictator after causing a civil war. His rule, and murder, effectively ended the Roman republic—and changed the course of history.

This date may also end the rule of the US Corporation in the year 2021.