While a de facto state of emergency continues in the capital city of Turkey due to the upcoming NATO summit, the Communist Party of Turkey (TKP) marched to Kızılay Square, centre of Ankara, with the slogan “Down with imperialism, down with NATO!”
The Communist Party of Britain (CPB) took part in the 90th anniversary mobilisation marking the Battle of Cable Street in London on Sunday, 4 October, presenting the commemoration as both a tribute to the anti-fascist resistance of 1936 and a call for renewed working-class organisation against racism and fascism.
The Communist Party of the Russian Federation (KPRF) devoted much of its activity on 3–4 October to commemorating the 33rd anniversary of the violent confrontation in Moscow in October 1993, when the conflict between President Boris Yeltsin and the Russian parliament culminated in the shelling of the Supreme Soviet building. Demonstrations were held across Russia and there were detentions at the end of the demonstration in Moscow.
The Communist Party of Greece (KKE) has stepped up its mobilisation against the planned visit of US Secretary of State Marco Rubio to Greece on 6–7 October, organising a series of rallies, pickets and meetings across Athens and other parts of the country ahead of his arrival.
The Communist Party of the Workers of Spain (PCTE) joined and called for participation in demonstrations for the right to housing taking place in cities across Spain on 2 and 3 October, amid a broader wave of mobilisation over the country's housing crisis.
The İzmir Provincial Organisation of the Communist Party of Turkey (TKP) held a protest in İzmir following the deaths of five mine workers in Soma, Manisa.
At an extraordinary party conference on 26 September, the New Communist Party of the Netherlands (NCPN) has decided to change its name to the Communist Party of the Netherlands (CPN), stating that the new name reflects both its political identity and its historical connection with the Dutch communist movement.