What is the meaning behind eve of destruction?

"Eve of Destruction," a song by Barry McGuire released in 1965, reflects the anxieties and fears of the era, particularly concerning war, civil rights, and societal upheaval. The lyrics express a sense of impending doom and highlight the destructive potential of humanity's choices, focusing on themes of violence and existential threats. It serves as a poignant commentary on the turbulent socio-political climate of the 1960s, resonating with listeners who felt the weight of global unrest and uncertainty. Ultimately, the song captures a collective consciousness grappling with the fragility of peace and the potential for self-destruction.