2022

• The SDF-3 Pioneer Battle Fortress and its escorts arrive at Tirol.
• Tirol is currently under siege by the Invid Regent. Invid forces engage the Pioneer.
• SENTINELS WAR (later called the FIRST INVID WAR) BEGINS

2031

• Robotech Masters arrive at Earth.
• Armies of the Southern Cross engage Robotech Masters.
• SECOND ROBOTECH WAR BEGINS

2032

• Robotech Masters are defeated above the remains of the SDF-1.
• SECOND ROBOTECH WAR ENDS
• United Nations world government collapses completely.
• Armies of the Southern Cross officially disband.
• Invid Regent is killed by REF/Sentinels forces on Optera.
• FIRST INVID WAR ENDS
• Invid Regis gathers remaining Invid forces and retreats to unknown system.

2033

• REF Venus Attack Group, led by Colonel Johnathon Wolff, arrives at Earth with warning about Invid.
• Dana Sterling and remains of the 15th ATAC hijack Johnathon Wolff's flagship, the Warrior-class destroyer RSS WolfPack, and return to Tirol along with 200 clone survivors from the Robotech Master's main mothership.

2035

• Invid Regis and her forces arrive in the Sol system.
• First wave of Invid attack Earth. 90% of Earth's surviving military forces (including the remains of the Venus Attack Group) are destroyed.
• THIRD ROBOTECH WAR (later called the SECOND INVID WAR) BEGINS
• Earth is occupied by the Invid Regis and her forces.