Kingdom of Hungary Máté Csák III. The kingdom of Hungary reached an age of prosperity and stability under Charles I. The gold mines of the Kingdom were extensively worked and soon Hungary reached a prominent standing in European gold production. The forint was introduced as a currency, replacing the "denars", and soon after Charles's reforms were implemented, the economy of the Kingdom started to prosper again, having fallen into a parlous state following the Mongol invasion. Charles exalted the cult to Saint Ladislaus I, using him as a symbol of bravery, justice and purity. He also venerated his uncle, Saint Louis of Toulouse.
Hungary between the World Wars domestic gold and foreign-currency reserves to meet about half of the 1921-22 budget and almost 80 percent of the 1922-23 budget. To improve his country's economic circumstances, Bethlen undertook development of industry. He imposed tariffs on finished goods and earmarked the revenues to subsidize new industries. Bethlen squeezed the agricultural sector to increase cereal exports, which generated foreign currency to pay for imports critical to the industrial sector. Further compounding Hungary's problems was the fact that of its four neighbors, three (Czechoslovakia, Romania, and Yugoslavia) were enemies and kept troops stationed on their borders at all times, even though Hungary