What is "verbotzeit"

The Verbotzeit ("time of prohibition" [the grammatically correct German term is Verbotszeit]) refers to the fifteen-month period between

:*the collapse of Hitler's Beer Hall Putsch in Munich (9 November 1923), and

:*the termination of Bavaria's official ban against the Nazi Party and its organs and instruments (such as the Volkischer Beobachter and the SA) (16 February 1925).