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Sixth Amendment.
The 17th amendment resulted in senators being elected directly by the voting public.
Education and public health
the 16th amendment gave congress the power to levy an income tax.
Public education.
10th Amendment established education as a state function
In the case Knight First Amendment Institute v. Trump, the outcome was that public officials cannot block people on social media platforms based on their viewpoints, as it violates the First Amendment right to free speech.
The tenth amendment reserves powers to the state. This power is known as federalism. The amendment provides that powers not granted to the federal government by the Constitution, nor prohibited to the States, are reserved to the States or the people.
The 6th Amendment
It wasn't an amendment, but a ruling by the Supreme Court in 1957. It was the Brown v Board of education. It ruled that segregation was illegal and that "separate but equal " wasn't equality.
Institute of Public Accountants was created in 1923.
Institute for Public Accuracy was created in 1997.
Institute of Public Enterprise was created in 1964.
Activities are broadly characterized as advocacy, communication, recruitment and education, and standards and performance.
Georgetown Public Policy Institute was created in 1990.
Cornell Institute for Public Affairs was created in 1986.
Institute for Public Policy Research was created in 1988.