Worlds release:
  2012 mar Beta
  2012 apr 17 Arvahall
  2012 apr 17 Brisgard
  2012 may 31 Cirgard
  2012 jun 27 Dinegu
  2012 jul 16 East-Nagach
  2012 aug 16 Fel Dranghyr
  2012 aug 29 Greifental
  2013 jan 16 Houndsmoor
  2014 jul 14 Jaims
  2014 oct 8  Korch
  2015 feb 3  Langendorn
  2015 mar 16 Mount Killmore
  2015 apr 8  Noarsil
  2015 may 4  Odhrorvar
  2018 mar 5  Parkog
  2018 mar 8  Rugnir
  2019 oct 15 Sinerania
  2021 oct 11 Tuulech
  2022 oct 20 Uceria
  2024 jul 19 Vingrid

Ages release:
  Stone age
  Bronse Age
  Iron age
  Early Middle Ages
  High Middle Ages
  Late Middle Ages
  2012 oct 15 Colonial Age
  2013 feb 28 Industrial Age
  2013 jul 24 Progressive Era
  2014 jan 8  Modern Era
  2014 jun 3  Postmodern Era
  2014 oct 15 Contemporary Era
  2015 apr 16 Tomorrow
  2015 nov 4  The Future
  2016 may 24 Arctic Future
  2017 mar 15 Oceanic Future
  2018 jul 18 Virtual Future
  2019 may 28 Space Age Mars
  2020 apr 23 Space Age Asteroid Belt
  2021 apr 15 Space Age Venus release
  2022 apr 25 Space Age Jupiter Moon release
  2023 jul 10 Space Age Titan release
  2024 oct 8  Space Age Space Hub release

Log
  2014 feb 19 introduced GvG Guild vs. Guild
  2015 mar 23 released on on Android
  2015 oct 20 released on Amazon Kindle Fire devices
  2016 jun    introduced GE negotiations
  2016 sep 16 introduced GE The Guild Championships
  2016 nov 23 introduced Friends Tavern
  2017 feb 14 introduced GE 4-th difficulty and Expedition attempts reward
  2017 oct 16 introduced Incidents
  2017 dec 5  introduced Auto Battle button
  2017 dec 11 introduced Daily Challenges
  2018 sep 4  introduced Reconstruction Mode
  2020 aug 31 introduced PvP Arena
  2020 aug 31 deactivate PvP Tower Tournament
  2020 sep 7  deactivate PvP Arena
  2020 sep 7  reactivate PvP Tower Tournaments
  2021 may 31 reactivate PvP Arena
  2021 jun 2  introduced Event Hub (keep track of all your progress in different Events)
  2021 oct 13 introduced Castle System
  2022 feb 10 deactivate Event Hub
  2023 apr 4  introduced GE 5-th difficulty
  2023 nov 28 introduced Mini Challenges (Baron Alaric Ironsoul)
  2024 mar 18 shutdown GvG
  2024 mar 21 introduced Quantum Incursions
  2024 mar 27 released Polynesian Settlement
  2024 aug 21 introduced the Unit Hospital
  2024 dec 3  introduced the Building Flat Mode
  2025 mar 4  introduced GE Trials
  2025 mar 19 introduced Heroic Endeavors (level up historical allies)
  2025 aug 13 introduced GBG Battleground Trials
  2025 aug    introduced Item Store
  2025 oct 2  introduced QI Middle Ages
  2025 dec 3  removed Hystorical Allies Rarity slot requirement from buildings