| December 2011 | ||
| 22/12/11 | The alliance SH (today: ULH) was founded. | |
Founding members::  capor and sennheiser. | ||
 The alliance reaches a population more than 100. | ||
| 27/12/11 | The alliance is now known as NT. | |
| Joining of:Bipolar. | ||
| 28/12/11 | Joining of:Gatita Arg. | |
| 29/12/11 | Joining of:losnarco and Gaizto. | |
| 31/12/11 | The alliance reaches a population more than 1,000. | |
| January 2012 | ||
| 02/01/12 | Joining of:pirosko. | |
| 03/01/12 | The alliance is now known as ULH. | |
| Joining of:Carland21, ismalel and SNOOV. | ||
| 04/01/12 | Joining of:peña xevy and josefito. | |
| Leaving of:peña xevy. | ||
| 06/01/12 | Leaving of:Bipolar. | |
| Deletion of:Gatita Arg. | ||
| 07/01/12 | Leaving of:sennheiser and josefito. | |
| Deletion of:SNOOV. | ||
| 08/01/12 | Joining of:Llaca10. | |
| Leaving of:losnarco pirosko and Llaca10. | ||
| 12/01/12 | Leaving of:ismalel. | |
| February 2012 | ||
| 05/02/12 | Deletion of:capor. | |
| 17/02/12 | Deletion of:Gaizto. | |
| 19/02/12 | Deletion of:Carland21. | |
| The alliance ULH was canceled. | ||