At a White House dinner on 24 February, Joe Biden held up a microchip and recalled a popular saying: “Remember that old proverb: for want of a nail, the shoe was lost; for want of a shoe the horse was lost.” And – as the proverb goes – without the horse, the messenger was lost; without his message, the battle was lost; and so on until, eventually, the empire itself was lost. For the empire which is the United States, that nail – according to Biden – is the microchip.

How do we acquire knowledge, and how reliable is it? Is there a real world beyond our senses, or is each of us an isolated atom? Can we really understand the workings of society and change it for the better? In his talk at a day school on philosophy, hosted by our British comrades at Socialist Appeal, Alan Woods (editor of In Defence of Marxism) mounted a defence of materialism against the trends of subjective idealism, such as positivism and postmodernism, that deny the possibility of objective and scientific knowledge about the world and society.

The ruling class in Bangladesh announced a nationwide lockdown following 10 days of Independence Day celebrations, in which they cosied up to the reactionary Modi regime of India. Meanwhile, workers are facing death and infection on a massive scale, and the health sector is in a parlous state. Anger beneath the surface is building towards an eruption.