| November 2017 | ||
| 17/11/17 | The alliance PSDNXII2 was founded. | |
Founding members::  Szejdii, velsatis, Bandycki Raj, Maro63, Whisky Team, elwis90, Nadryt, KaczorBle, kasztan party, Asiaczek, megi_2, maruda77, Kot_Prezesa, Piotr i Paweł, kulawy, drezyna, Diagrommo and Kazik1978. | ||
 The alliance reaches a population more than 1,000. | ||
| 19/11/17 | The alliance PSDNXII2 was canceled. | |