A new European security architecture has to be built. The question is: will this happen with or without Europe? The US President, Donald Trump, who returned to the White House a little more than two months ago, and the President of the Russian Federation, Vladimir Putin, have initiated talks to put an end to the war in Ukraine, with the possibility of Ukraine ceding territory to Russia being raised.

From Maputo to Nairobi and from Lagos to Dakar: recently, African cities have been the theatre of mobilizations by groups of young protesters.