Answer
The Russian October Revolution, also known as the Bolshevik Revolution, profoundly affected Kupala's personal life. Occurring in November 1917, this pivotal event brought about the overthrow of the provisional government and the rise of the Bolshevik Party, led by Vladimir Lenin. The dramatic political and societal changes that ensued deeply impacted Kupala's experiences, beliefs, and artistic expression, shaping the course of his life and literary career.