Brooke was particularly annoyed by Churchill's idea of capturing the northern tip of Sumatra. But in some cases Brooke did not see the political dimension of strategy as the Prime Minister did. The CIGS was sceptical about the British intervention in the Greek Civil War in late 1944 (during the "Dekemvriana"), believing this was an operation which would drain troops from the central front in Germany. But at this stage the war was practically won and Churchill saw the possibility of preventing Greece from becoming a communist state.