Complex sentence: The same thing re-occurred on a smaller scale near the end of the century and again during the middle of the 18th century; however, the debasement spread from Germany to Austria, Hungary, Bohemia, and Poland.
Split into simpler sentences: The same thing re-occurred on a smaller scale near the end of the century and again during the middle of the 18th century; however. The debasement spread from Germany to Austria, Hungary, Bohemia, and Poland.