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
2,500 year celebration of the Persian Empire 2,500 year celebration of the Persian Empire The 2,500 year celebration of the Persian Empire (), officially known as The 2,500th year of Foundation of Imperial State of Iran (), consisted of an elaborate set of festivities that took place on 12–16 October 1971 on the occasion of the 2,500th anniversary of the founding of the Imperial State of Iran and the Achaemenid Empire by Cyrus the Great. The intent of the celebration was to demonstrate Iran's old civilization and history and to showcase its contemporary advancements under His Imperial Majesty Mohammad Reza Shah, the last Shah of Iran. However,