| December 2021 |
| 02/12/21 | The alliance BK (today: UNION) was founded. |
| Founding members::  HLTV. |
|
| 31/12/21 | Deletion of:HLTV. |
| March 2022 |
|
| 03/03/22 | The alliance is now known as UNION. |
| Joining of:Bean, Brother, JMB, kosimodo, NLTD, Cptercn, Tail0ng, Stifco, Cengkih, Pigbaby, Mystique, Nurul, Pikachu, L.A.S.T, Overqwil, RAMSES II, dalgalar, G 4 P 4 M, Cookies, Sedap Sangat, Joe Kids, mort16, Tetra, PARS, SID, MyBabyGirl, MAMAUYYUN, kingnorth, ForGondor, MD2, Old 007, maksum61, Historia, JackTheRipper, S H 4 D 0 W, Littlecalips, Legolas, Rahan, kleavor, BARBARHUNLU, heathens, gilakapa, RockNRoll, hammer, TakJadiPencen, aierio, Nandagorey, MiA, Guards, Ahmetdj24, tuğra, Papazola, Kaizo, Koala, Darkchoco, EverDeen, chnunl, katapaa, Skoc Gali and Sahir. |
|  The alliance reaches a population more than 50,000. |
|
| 04/03/22 | Leaving of:hammer. |
|  The alliance have their first conquest. |
|
| 06/03/22 | Joining of:Marcus. |
| The alliance reaches a population more than 100,000. |