While shaping an impression of the Third World from post-colonial, non-aligned to less developed states today, security concerns over the region, more or less, remained a status quo in a handful of international security scholars. This article explores various security challenges, including internal, regional, transnational and international of Asia, Africa and Latin American countries, the then considered Third World. Military interventions, illegal migration and narco-terrorism of Latin America; Demographic derivatives, ethnical conflicts and transnational organized crimes in Africa; Terrorism, failing states and climate security issues of Asia are considered to be key security concerns hereunder. This article aims to contribute towards building collective action for stabilizing and sustaining the world peace. It seeks to off er an alternative understanding of constantly evolving security dimensions. Some of those enshrined alternative practical approaches include confinement of military to external defense, Cartegena Declaration implementation for illegal migrants, Custom controls in drug trade, turning youth bulge to demographic dividend, inclusive participation of ethnic groups, technology enforced crime patrol, scooping out Islamism from terrorism, active participation of non-state actors in nation building and finally increased international collaboration eff orts with indigenous technical knowledge for resilient climate strategy Drawing on quantitative data from recognized platforms, elite interviews on security dialogues, reputed newspapers, e-books, and journal articles, this article confronts us with the necessity to fertilize fragile nations of the Third World against the backdrop of economic, social, political, cultural, and environmental origins.
