Kingdom of Visenia founded.
Military action
Circa 170 PIE
Descendants of Lech Kołodziej conquer most of Polenyan Plains and establish Kingdom of Visenia.
Descendants of Lech Kołodziej continued to expand the domain they inherited, finally succeding in unifying all human tribes on Polenyan Plains.
They established Kingdom of Visenia... and were soon focused on repelling naval raids of niflheimian corsairs and lanoirennan attackers.