Pour avoir un jour de Premium gratuit, allez sur la page suivante : https://worldofwarships.eu/fr/userbonus/
Source : https://worldofwarships.eu/fr/news/game-updates/update-078-wows-birthday/
"UPD: Rewards are 10 World of Warships Anniversary expendable camouflages for first sub-collection, 10 Basilisk signals for second, 10 Scylla signals for third, 10 Leviathan signals for last.
We understand that patchnotes are a very important part of our game where we publish important information. We really try to avoid any mistakes in this publication but, unfortunately, sometimes it happens. We are really sorry for our incorrect information about rewards and with our apologies we will give for you one day of premium account. You can activate it after your first battle in tier V ships or higher.
You can get it in special category on our site on Monday after 12:00 UTC: https://worldofwarships.eu/userbonus/ "