Šako Petrović-Njegoš (Serbian Cyrillic: Шако Петровић-Његош; 1854–1914) was a Montenegrin theologian, military commander, politician and cousin of Montenegrin King Nikola I.
Biography Šako Petrović-Njegoš was the first president of the National Assembly in the Principality of Montenegro (from November 1906 until 9 July 1907),Istorijat, Skupština Crne Gore a state advisor and the founder of the People's Party in 1906,Jubilej Narodne stranke IN4S a party that a few years later played a key role in the dethroning of the Petrović-Njegoš dynasty. People's Party was the first political party in Montenegro.
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