Barcelona, 3 May 1937, three o’clock in the afternoon – three lorry loads of police and Republican Assault Guards force their way into the central telephone exchange, beginning what became known as the "May Events".
In May 1937 bloody street fighting broke out in Barcelona. This marked a turning point in the revolution that had erupted in response to the military rising ten months previously.
The great revolutionary upheavals of the 20th century were marked by a distinctive pattern. Workers mounted mass strikes that originated as or developed into confrontations with the state.
The creative flowering that followed the Russian Revolution of 1917 is an extraordinary example of how art can play a major part in the struggle for a better society.
What sort of political changes are possible when workers are a minority of the population? Neil Davidson looks at a question which has absorbed Marxists for over 100 years.
Peter Fryer, who has died aged 79, was the journalist for the Communist Party’s Daily Worker (now the Morning Star) paper who reported from Hungary during the revolutionary events of 1956.