Actually the lecturer never blamed Churchill, nor the British. He never even blamed the Japanese. The causes of the famine to him were purely economic and that was the general belief among economists at the time.He would.
There is a phrase used in economics, ceteris paribus, all other things remaining equal, which allows you to ignore the elephant in the room. It was things like this, along with the pro Exchange Rate Mechanism propaganda that was being pushed at us (despite the lessons of economic history being that fixed exchange rates never work), that led to me becoming extremely disillusioned with my choice of degree.