Speaking of the game Empire Earth 1, I believe everyone is familiar with it. So how do you upgrade the era in the game? Today I will introduce to you how to upgrade the era in Empire Earth 1. Friends who are interested can take a look. Oh, I hope this helps everyone.

First, there must be corresponding building requirements:

1. Stone Age: Need for Temples

2. Bronze Age: Dockyard, Archery Range

3. Bronze Age: Hospitals, Universities

4. Dark Ages: The Stable

5. Medieval times: fortresses and maybe siege factories?

6. Renaissance Era: Upgrade a settlement to a town center

7. Age of Imperialism: Upgrade a reclamation site to a town center

8. Industrial Age: Building Two Miracles

9. Atomic Age: Upgrade a settlement to a town center

Then, with enough resources, you can upgrade to the next era.

The above is the editor’s introduction to the upgrade era of Empire Earth 1. Don’t miss it.