The Spanish Civil War - pg. 242

Chamberlain also felt that Munich had been a diplomatic
triumph. He was so pleased with his efforts that, just before
Mussolini and Ciano left Munich, he suggested 'the possibility
of a Conference of Four to solve the Spanish problem.' Evidently
he felt that the Spanish Republicans could be made to see reason
like the Czechs, and be persuaded to sacrifice themselves
in the cause of what he thought was European stability.