Austrian Empire influence in the Austrian Empire. Francis' heir was his son Ferdinand I, but he suffered from an intellectual disability. Ferdinand's accession preserved the Habsburg dynastic succession, but he was not capable of ruling. The leadership of the Austrian Empire was transferred to a state council composed of Metternich, Francis II's brother Archduke Louis, and Count Franz Anton Kolowrat, who later became the first Minister-President of the Austrian Empire. The liberal Revolutions of 1848 in the Austrian Empire forced Metternich's resignation. Metternich is remembered for his success in maintaining the status quo and the Habsburg influence in international affairs. No Habsburg
History of the Ottoman Empire conquest of Esztergom in 1543. France and the Ottoman Empire, united by mutual opposition to Habsburg rule in both Southern and Central Europe, became strong allies during this period. The alliance was economic and military, as the sultans granted France the right of trade within the Empire without levy of taxation. By this time, the Ottoman Empire was a significant and accepted part of the European political sphere. It made a military alliance with France, the Kingdom of England and the Dutch Republic against Habsburg Spain, Italy and Habsburg Austria. As the 16th century progressed, Ottoman naval superiority was challenged