take part in the elections and become president of your country, you will have to convince the other players of your country.
Choose among the other players in your country those who will occupy a position within the various ministries (army, economy, budget, city, ...).
Define the taxes that apply on production, trade, dividends, ..., they will be the main sources of income for the country.
Each government law will be submitted for approval to the congress made up of other players from your country.
Choose your allies and go to war alongside them.
The space your country occupies defines what trade routes will be available.