An identifiable lawn and garden service industry did not emerge until the post-World War II U.S. economic expansion

To understand the economic boom of the 1950s it is necessary to appreciate the positive impacts that were borne out of World War II. The foundation for the economic expansion and growth experienced in 1950 and several years after that were laid during World War II.

The tie between USA and Australia (ANZUS) is a military tie. It has nothing to do with or impact on Australia's economic growth post World War II. The USA is not a major trading partner of Australia.

Post war is after World War II; 1945. Post cold war is after the cold war; 1990 (even though the papers were signed in 1991).

what is going on in world war II in Europe?