100,300 BCE

In 100,300 BCE (approx.), first contact is made between a Forerunner research team and the Flood on G 617 g. A military team was sent in later after contact had been lost. The Flood escaped the planet, thus beginning the 3-century-long Forerunner-Flood war.Halo 3, Terminal Two
==Sources==
es:100,300 BCE
*3