Public Interest Litigation: The words `Public Interest' mean "the common well being also public welfare (Oxford English Dictionary 2nd Edn. Vol.Xll) and the word 'Litigation' means "a legal action including all proceedings therein, initiated in a court of law with the purpose of enforcing a right or seeking a remedy." Thus, the expression `Public Interest Litigation' means "some litigations conducted for the benefit of public or for removal of some public grievance." In simple words, public interest litigation means. any public spirited citizen can move/approach the court for the public cause (or public interest or public welfare) by filing a petition in the Supreme Court under Art.32 of the Constitution or in the High Court under Art.226 of the Constitution or before the Court of Magistrate under Sec. 133 of the Code of Criminal Procedure, 1973.
The seeds of the concept of public interest litigation were initially sown in India by Krishna Iyer J., in 1976 in Mumbai Kamagar Sabha vs. Abdul Thai (AIR 1976 SC 1455; 1976 (3) SCC 832) and was initiated in Akhil I3/taratiya Sos/ail Karnuu:hari Sangh (Raihvaiy vs, Union of India, wherein an unregistered association of workers was permitted to institute a writ petition under Art.32 of the Constitution for the redrcssal of common grievances. Krishna lyer J., enunciated the reasons for liberalization of the rule of Locus Standi in Fertilizer Corporation Kamgar vs. Union of India (AIR 1981 SC 149; 1981 (2) SCR 52) and the ideal of 'Public Interest Litigation' was blossomed in S.F. Gupta and others vs. Union of India, (AIR 1982 SC 149).
Judicial Activism: The expression `Judicial Activism' signifies the anxiety of courts to find out appropriate remedy to the aggrieved by formulating a new rule to settle the conflicting questions in the event of lawlessness or uncertain laws. The Judicial Activism in India can he witnessed with reference to the review power of the Supreme Court under Article 32 and I (belt Courts