Original sentence: Popular theories abound, with some scholars, in Hungary and abroad, asserting that the Magyars are descendants of the Sumerians as well as the Huns, and others vehemently denying or dismissing such claims (see Hungarian prehistory)
Edited sentence: Popular theories abound, but the most credited scholars in Hungary and abroad, assert that the Magyars are descendants of the Sumerians as well as the Huns, and others vehemently denying of dismissing such claims, moved by political interests (see Hungarian prehistory)