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Rome 509 BC: The Birth of the Republic Through Economic Simulation

Explore the foundational economic challenges faced by ancient Rome as a burgeoning city-state.

mysimulator teamUpdated June 2026≈ 3 min read▶ Open the simulation

Resource Management in Ancient Rome

In 509 BC, Rome was a small but growing city-state with limited resources. The challenge for its leaders lay in managing food, housing, and water supplies to support the burgeoning population. This required careful planning and efficient use of available technology.

The simulation allows you to manage these resources through a series of decisions that reflect real-world economic principles such as supply and demand, resource allocation, and sustainable development.

Economic Growth and Urban Development

As Rome expanded, so did its need for infrastructure. The simulation includes elements like the forum (a central marketplace), senate (the governing body), temple (for religious activities), amphitheatre (for entertainment and public events), aqueduct (for water supply), and harbour (for trade).

Each structure has a cost and provides benefits, such as increased population capacity or improved resource flow. Balancing these investments is key to the city's prosperity.

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Logistic Growth and Aqueduct Flow

The simulation incorporates logistic growth models to show how populations grow until they reach a carrying capacity, limited by available resources.

Aqueduct flow management demonstrates the principles of fluid dynamics and water resource allocation, crucial for sustaining a growing city.

Policy Making and Trade

You can pass laws to improve your city's governance, such as taxation policies or trade regulations. These decisions affect both internal stability and external relations.

Opening trade routes allows you to import goods not available locally, enhancing economic growth but also introducing new challenges like competition and economic dependency.

Frequently asked questions

How does the simulation model population growth?

The simulation uses a logistic growth model, which accounts for both exponential growth until resources are strained and then a leveling off as carrying capacity is reached.

What role do aqueducts play in the simulation?

Aqueducts manage water supply, ensuring that the growing population has access to clean water. Efficient aqueduct management is crucial for preventing disease and supporting urban development.

Can I win the game by military conquest alone?

While you can expand your territory through treaty or colony, relying solely on military conquest may lead to unsustainable resource demands and social unrest.

How does the simulation handle trade with other regions?

Trade routes allow you to import goods from neighboring regions. However, this also introduces economic competition and can affect your city's self-sufficiency and stability.

Try it live

Everything above runs in your browser — open Rome 509 BC: Birth of the Republic from Legion Ridge, Hill City and Economy Lab and change the parameters while it is running. Nothing is installed, nothing is uploaded, the whole model lives in one tab.

▶ Open Rome 509 BC: Birth of the Republic from Legion Ridge, Hill City and Economy Lab simulation

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