Alliance upgrades
Alliance levels
Alliance level 0 allows you up to 35 people in your alliance
Alliance level 1 costs 140 000 resources to research and after the research is done, the alliance can hold up to 38 people, resource production +5% and it can hold a maximum of 1 province
Alliance level 2 costs 350 000 resources to research and after the research is done, the alliance can hold up to 41 people, resource production +10% and it can hold a maximum of 2 provinces
Alliance level 3 costs ? resources to research and after the research is done, the alliance can hold up to 44 people, resource production +15% and it can hold a maximum of 3 provinces
Alliance level 4 costs 5 500 000 resources to research and after the research is done, the alliance can hold up to 47 people, resource production +20% and it can hold a maximum of 4 provinces
Alliance level 5 costs 14 000 000 resources to research and after the research is done, the alliance can hold up to 50 people, resource production +25% and it can hold a maximum of 5 provinces
Alliance logistics
Level 1 - trader capacity +10%
Level 2 - trader capacity +20%
Level 3 - trader capacity +30%, costs 80 000 resources
Level 4 - trader capacity +40%, costs 160 000 resources
Alliance research centre
Level 1 - research speed +4%
Level 2 - research speed +8%, costs 40 000 resources
Level 3 - research speed +12%, costs 80 000 resources
Alliance military academy
Level 1 - research speed +4%
Level 2 - research speed +8%
Level 3 - research speed +12%, costs 80 000 resources
Level 4 - research speed +16%, costs 160 000 resources