| Significance | Case |
| Struck down Section 3 of the National Industrial Recovery Act. | |
| Upheld constitutionality of the Minnesota Mortgage Moratorium Act of 1933. | |
| Congress can regulate the use of private property when it has an affect on public interest. | |
| Established the cumulative effects test. | |
| Congress violated the Fifth Amendment when it established the Minimum Wage Board of D.C. | |
| Overruled National League of Cities, Federal Labor Standards Act was constitutional | |
| Gave meaning to the contract clause. States cannot rescind contracts. | |
| Congress can make laws necessary to give effect to treaties. | |