With around 4000 students, NaUKMA is one of the smallest universities in Ukraine. Alumni of the Kyiv-Mohyla Academy played a formative role in the intellectual and church life of Ukraine and Russia in 17th and 18th centuries. Among the most notable alumni were hetman Ivan Mazepa and philosopher Hryhori Skovoroda. As well, Theophan Prokopovich as a rector of the Kyiv-Mogila Academy elaborated upon and implemented Peter the Great's reform of the Russian Orthodox Church. The university is known as pro-Western and served as headquarters for Orange Revolution activists.