This study provides a comprehensive examination of the evolution of industrial relations in Nigeria, tracing its historical development from the colonial era through post-independence fluctuations, military rule, structural adjustments, and contemporary global influences. It highlights the interplay between colonial legacies, nationalism, authoritarian governance, economic liberalisation, and globalisation in shaping Nigeria's labour landscape. Analysing the various eras—Colonial, Post-Independence, Military Interregnum, Structural Adjustment, Return to Democracy, and Contemporary Global Influences—the study underscores the dynamic interactions among government policies, employer strategies, labour union activities, and international forces. It delves into the challenges of political interference, corruption, legal inadequacies, global labour standards, and economic transformations. The study emphasises the importance of resilience, adaptability, and collaborative dialogue in navigating the complexities of industrial relations towards ensuring labour equity and economic progress in Nigeria's continuously evolving socio-economic.