"From Tanganyika's independence in 1961 to the collapse of the Portuguese empire in 1974, Dar es Salaam was an epicentre of revolution in Africa. The representatives of anticolonial liberation movements set up offices in the city, attracting the interest of the Cold War powers, who sought to expand their influence in the Third World. Meanwhile, the Tanzanian government sought to translate independence into meaningful decolonisation through an ambitious project to build a socialist state. This chapter explains how the lens of the city reveals the connections between the dynamics of the Cold War, decolonisation, and socialist state-making in Tanzania. It locates this approach among new approaches to the history of the Cold War, decolonisation, and global cities. Scattered across continents, the post-colonial archive offers the potential for exploring the revolutionary dynamics which intersected in Dar es Salaam"--