Electronic amplification allowed singers and musicians to perform in a softer, more intimate way. The new styles became very popular, especially in the USA.
By 1938, it was clear the Spanish Republic was in trouble. British and French efforts to maintain peace with Germany and Italy had the side effect eliminating whatever hope remained.
Roosevelt was re-elected in 1936 by an historic margin, but the years 1937-38 saw him stumble.
Over the course of the 1930s, entertainment on radio evolved into a mix of drama, situation comedy, soap opera, and kids' programming that would serve as the model for broadcast entertainment for the rest of the century.