What's new:
1. Enterprise profitability now depends on market occupancy. If there's a high supply of goods on the market, profitability is low, and vice versa.
2. Improving relations with another country now has a success rate. This rate depends on the similarity of their political systems.
3. Negative relations are required to declare war.
4. The approach to diplomacy has been changed: not all countries now have embassies and open markets with other countries at the start.
5. Fixed a bug where all regional sectors were not built at the start of the game.
6. Laboratories in the service sector now affect a country's scientific level.
7. The list of technologies has been significantly expanded.
8. New production recipes have been added to cover the needs of new units for new goods.
9. The military system has been changed: the frontline mechanic has been removed, and battles between specific armies have been reinstated.
10. The player can now transfer control of their troops to the AI.
11. The missile base can now accommodate different types of missiles.