Conversation so far:
when did rationing end in the uk after world war 2
Fourteen years of food rationing in Britain ended at midnight on 4 July 1954, nine years after the end of the war.
when was rationing introduced in the uk
Rationing was introduced at the beginning of 1940

Question: why was rationing introduced
Self-contained rewrite: why was rationing introduced in the uk during world war 2