Augustus C. French began his career in law, gaining admission to the bar in the early 19th century. He transitioned into politics, serving a term in the Illinois legislature before becoming a presidential elector. French was elected governor, successfully managing the state's finances and eliminating the entire deficit by the end of his tenure. He also played a role in infrastructure projects, including the completion of the Illinois and Michigan Canal and the initiation of the Galena and Chicago Union Railroad. Post-governorship, French continued to contribute to public service as a bank commissioner and a delegate to the Illinois Constitutional Convention.

Augustus C. French's political identity is marked by a distinctive blend of fiscal conservatism and strategic infrastructure investment. While he aggressively pursued the elimination of the state's debt, French simultaneously championed significant infrastructure projects like the Illinois and Michigan Canal. His support for the 1848 state constitution, juxtaposed with his participation in the 1862 convention opposing Civil War, reveals an ideologically agile approach that balances regional stability with broader national considerations. French's rhetoric often emphasized the long-term benefits of infrastructure, framing it as a necessary investment for economic growth despite his fiscally conservative credentials.