Portal : Law/Selected anniversaries/April
April 3 , 2000 – 2000 – United States v. Microsoft Corp. : Microsoft is ruled to have violated United States antitrust law by keeping "an oppressive thumb" on its competitors.
April 8 , 1895 – In Pollock v. Farmers' Loan & Trust Co. the Supreme Court of the United States declares unapportioned income tax to be unconstitutional .
April 10 , 2009 – President of Fiji Ratu Josefa Iloilo announces the abrogation of the constitution and assumes all governance in the country, creating a constitutional crisis .
April 17 , 1905 – The Supreme Court of the United States decides Lochner v. New York , which holds that the "right to free contract " is implicit in the due process clause of the Fourteenth Amendment to the United States Constitution .
April 20 , 1818 – The case of Ashford v Thornton ends in the UK, with Abraham Thornton allowed to go free rather than face a retrial for murder, after his demand for trial by battle is upheld.
April 21 , 1993 – The Supreme Court in La Paz , Bolivia , sentences former dictator Luis García Meza to 30 years in jail without parole for murder, theft, fraud and violating the constitution.
April 23 , 1935 – The Polish Constitution of 1935 is adopted.
April 25 , 1938 – U.S. Supreme Court delivers its opinion in Erie Railroad Co. v. Tompkins and overturns a century of federal common law.
April 27 , 1994 – South African general election : The first democratic general election in South Africa, in which black citizens could vote. The Interim Constitution comes into force.