CND will join a major anti-austerity demonstration in Manchester on Sunday organised by the TUC and supported by groups including the People's Assembly Against Austerity.
The Turkish authorities have been told to order police to stop using excessive force against peaceful protesters in Istanbul, and investigate other abuses.
A major match and rally in London, alongside protests in Glasgow and Belfast, will take place today to call for an end to austerity economics in Britain.
The Trades Union Congress (TUC), along with Guy Atkins of Goldsmiths University, has launched a best banner or placard competition for the 20 October 'A Future That Works' anti-austerity march and rally in central London, with parallel events in Glasgow and Belfast.