Complex sentence: According to a widely accepted scholarly theory, "Nitrava" was identical with Nitra in present-day Slovakia and the forced unification of Pribina's Principality of Nitra with Mojmir's Moravia gave rise to the development a new state "Great Moravia".
Split into simpler sentences: According to a widely accepted scholarly theory, "Nitrava" was identical with Nitra in present-day Slovakia. The forced unification of Pribina's realm with Mojmir's Moravia gave rise to the development a new state, "Great Moravia".