Original sentence: By the 19th-century standards, most scholars didn't distinguish between Eastern Slavic languages, as all three tongues of that group were spoken within the borders of the Russian Empire and were considered mutually intelligible.It was accepted that within the Russian language there are three main dialects - Great Russian, Little Russian (i
Edited sentence: , Belarusian) were considered to be three dialects within the Russian language.All three were often claimed to be mutually intelligible, which now seems questionable even for that's time state of affairs.By the 19th-century standards under the influence of the scholarship most accepted in the Imperial Russia, many scholars didn't distinguish between Eastern Slavic languages, as all three tongues of that group were spoken within the borders of the Russian Empire.Great Russian, Little Russian (i