What happened April 1930 AD

In late April 1930, Hitler publicly and firmly announced his opposition to Gregor Strasser and appointed Goebbels to replace him as Reich leader of NSDAP propaganda.

Dow reaches a secondary closing peak (i.e., bear market rally) of 294.07, followed by a long stagnation until a severe decline began in April 1931. This peak matches early-1929 levels, but is 30% below the September 1929 peak.