Complex sentence: In 1649 Menassah published his book, "The Hope of Israel", in Spanish and in Latin in Amsterdam; it included Montezinos' account of the Lost Tribes in the New World.
Split into simpler sentences: In 1649 Menassah published his book, "The Hope of Israel", in Spanish and in Latin in Amsterdam. It included Montezinos' account of the Lost Tribes in the New World.