The Timeline of the Earth is the most important events within the timeline of the planet.
Pre-Downfall of Numeron
Downfall of Numeron : Estalia as an eastern region of Europe is relatively unaffected by the Downfall of Numeron, but the small population of Numenorians that had taken root in northern Estalia all but leave northern Estalia retreating to Dol Amroth.
Roman Invasion of Estalia : Hadrian Trajan launches the Invasion of the region of Estalia in order to extend the Empire into Croatia.
Rebellion of Estalia : Following the rebellion of the Byzantine, and Tilean provinces of the Roman Empire the Estalian province also declares its independance forming the High Dutchy of Estalia.