https://www.oyez.org/cases/1940-1955/317us111

https://en.m.wikipedia.org/wiki/Wickard_v._Filburn

The crop was wheat. Wickard was secretary of agriculture. Filburn was a farmer 

Bell_curve

There was rationing during WW1 and WW2 and the Great Depression.

There is a Supreme Court case, Fillburn: FDR sued a farmer for growing his own food (I forget which crop). His justification was that one farmer distorted crop prices

culture

Why do we all have lawns?

There was rationing during WW1 and WW2 and the Great Depression. 

There is a Supreme Court case, Fillburn: FDR sued a farmer for growing his own food (I forget which crop). His justification was that one farmer distorted crop prices 