<P> African - American literary and artistic culture developed rapidly during the 1920s under the banner of the "Harlem Renaissance". In 1921, the Black Swan Corporation opened . At its height, it issued 10 recordings per month . All - African American musicals also started in 1921 . In 1923, the Harlem Renaissance Basketball Club was founded by Bob Douglas . During the later 1920s, and especially in the 1930s, the basketball team became known as the best in the world . </P> <P> The first issue of Opportunity was published . The African American playwright, Willis Richardson, debuted his play The Chip Woman's Fortune, at the Frazee Theatre (also known as the Wallacks theatre). Notable African American authors such as Langston Hughes and Zora Neale Hurston began to achieve a level of national public recognition during the 1920s . African American culture has contributed the largest part to the rise of jazz . </P> <P> The 1920s brought new styles of music into the mainstream of culture in avant - garde cities . Jazz became the most popular form of music for youth . Historian Kathy J. Ogren says that by the 1920s jazz had become the "dominant influence on America's popular music generally ." Scott DeVeaux argues that a standard history of jazz has emerged such that: </P> <Dl> <Dd> After an obligatory nod to African origins and ragtime antecedents, the music is shown to move through a succession of styles or periods: New Orleans jazz up through the 1920s, swing in the 1930s, bebop in the 1940s, cool jazz and hard bop in the 1950s, free jazz and fusion in the 1960s...There is substantial agreement on the defining features of each style, the pantheon of great innovators, and the canon of recorded masterpieces . </Dd> </Dl>

What were some of the most important cultural trends of the 1930s