100 Crowns – Austrian Empire

In 1909, the Austro-Hungarian Empire operated under a complex and increasingly strained dual monetary system. The official currency was the Austro-Hungarian gulden (or florin), managed by the Austro-Hungarian Bank, which was on a de facto gold standard. However, the system was unique as banknotes were not directly convertible to gold for the general public; convertibility was guaranteed only for foreign central banks and for large international transactions. This "limping gold standard" created a fragile foundation, heavily reliant on confidence and the Bank's substantial gold reserves.

The period leading up to 1909 was marked by significant fiscal pressures, primarily due to the empire's massive military expenditures. The costs of annexing Bosnia and Herzegovina in 1908, coupled with an ongoing naval arms race in the Adriatic and general military modernization, placed severe strain on the state budget. To finance these deficits, the government increasingly resorted to borrowing from the central bank, which led to a growth in the paper money supply not fully backed by gold. This practice risked inflation and undermined international confidence in the gulden's stability.

Consequently, by 1909, there was intense political debate and growing recognition among policymakers that monetary reform was urgently needed. The goal was to transition to a fully convertible and stable gold-based currency to strengthen international trade and credit. These discussions would culminate just three years later, in 1912, with the planned introduction of the new gold krone, a reform delayed but ultimately hastened by the financial demands of the impending First World War. Thus, 1909 represents a pivotal moment of vulnerability, where wartime financial practices were straining a pre-war monetary system on the brink of official transformation.