The Eastern South Slavic dialects form the eastern subgroup of the South Slavic languages. They are spoken mostly in Bulgaria and North Macedonia, and adjacent areas in the neighbouring countries. They form the so-called Balkan Slavic linguistic area, which encompasses the southeastern part of the dialect continuum of South Slavic.
The first complete edition of the Bible in modern Bulgarian, translated by Petko Slaveykov and printed in Istanbul in 1871. The Bible was published primarily in the Eastern dialect. Slaveykov was from Veliko Tarnovo, but his family hailed from Bansko or Yakoruda in Pirin Macedonia.
Front cover of On the Macedonian Matters published in 1903 by Krste Misirkov, in which he laid down the principles of modern Macedonian. Misirkov was from the village of Postol in Ottoman Central Macedonia.
Decision about the proclamation of the Macedonian as an official language on 2 August 1944 by ASNOM.
Parteniy Zografski or Parteniy Nishavski was a 19th-century Bulgarian cleric, philologist, and folklorist from Galičnik in today's North Macedonia, one of the early figures of the Bulgarian National Revival. In his works he referred to his language as Bulgarian and demonstrated a Bulgarian spirit, though besides contributing to the development of the Bulgarian language, in North Macedonia he is also thought to have contributed to the codification of present-day Macedonian.
The Bulgarian church in Istanbul where Parteny Zografski is buried.
Essay about the Bulgarian language, published by Zografski in Balgarski knizhitsi (Bulgarian Booklets) magazine in 1858.
Page from "Elementary Education for Children", published in 1858 in Constantinople. The top section reads: "The Bulgarian alphabet for those Bulgarians, who know how to read in Greek and want to learn in Bulgarian"