Born: March 15, 1794, Zaroy, Poland (near Grodno, now Hrodna, Belarus).
Died: May 31, 1874, Basel, Switzerland.
Zaremba was the son of a Russian officer of Polish descent. Orphaned in 1803, he was adopted by an uncle.
In 1811, he began studying politics and history at University of Dorpat (now the University of Tartu, Estonia). He later studied at the University of Moscow, but changed his career plans, deciding on religious work.
In 1818, he enrolled in the Mission School in Basel, Switzerland. In July 1821, he was sent as a missionary to the Russian Empire. He worked in the Caucasus 1822–38, founding an Armenian school at Şuşa, near Ararat.
Zaremba returned to Basel in 1838, but went back to the Caucasus the next year. He worked as a traveling preacher until 1859, when he returned to Switzerland, where he lived the rest of his life.
In Switzerland, Zaremba worked on the missionary newspaper Der Heidenbote.
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