2 October marks 50 years since the 1968 massacre in Tlatelolco, Mexico, when the army was used to mow down student protesters on the eve of the Olympics. We publish this detailed article by Ubaldo Oropeza, editor of La Izquierda Socialista, about the movement, its origins, development and aftermath, as well as the main lessons that can be drawn from it.

On 25 September, a general strike paralysed the Argentinian economy. In a demonstration of the enormous power of the working class, public transport came to a standstill, schools and universities were shut, public institutions and banks closed and private industry ceased to function. Meanwhile, president Macri was in the US making further concessions to the IMF in a desperate attempt to get a larger bailout.