 The First Serbian Uprising, led by Karađorđe Petrović, started in 1804 but could not survive beyond 1813 without the support of the Great Powers.Soon, came the Second Serbian Uprising under Miloš Obrenović I, Prince of Serbia in 1815 which gained nominal concessions from the sultan of Constantinople, thanks to the intervention of Imperial Russia.While studying medicine in Vienna in 1812, Dimitrije Davidović wanted to start a Serbian newspaper but could not get a license which was personally denied by Klemens von Metternich himself.