In 1943 the Supreme Court overruled a 1940 decision & said students couldn't be required to salute this

In 1987 the Supreme Court overruled an 1861 decision that courts couldn't do this order a suspect handed over to another state

Agostini v. Felton reversed a 1985 ruling that prohibited public school teachers from teaching in these schools

1961's Mapp v. Ohio overturned a 1949 ruling & said this amendment bars illegally seized evidence from state courts

This controversial 2010 decision overruled a precedent that had barred certain political contributions