Zager & Evans 1969 Promo - In the Year 2525 “In the Year 2525 (Exordium & Terminus)” is a 1969 hit song by the American pop-rock duo of Zager and Evans. It reached No. 1 on the Billboard Hot 100 for six weeks commencing July 12, 1969. It peaked at No. 1 in the UK Singles Chart for three weeks in August and September that year. The song was written and composed by Rick Evans in 1964 and released on Truth Records in 1968 “In the Year 2525” is a song about the journey of mankind over a 10,000-year