11 April] 1815 (Palm Sunday) at Takovo, a village near present-day Gornji Milanovac.
Preparations were kept in strict secrecy, with agitation limited to territories of Rudnik, Kragujevac and Čačak nahias.
The idea of a new uprising was met with broad support among the masses.
However, the Serbs, disgruntled by Turkish oppression, did not wait for 11 April.
Attacks on Turkish detachments and officials began already on 8 April 1815.