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Calleja, et al. vs. Executive Secretary, et al.

G.R. NO. 252578 ATTY. HOWARD M. CALLEJA, ET AL. VS. EXECUTIVE SECRETARY, ET AL. G.R. NO. 252579 REP. EDCEL C. LAGMAN VS. EXECUTIVE SECRETARY SALVADOR C. MEDIALDEA, ET AL. G.R. NO. 252580 MELENCIO S. STA. MARIA, ET AL. VS. EXECUTIVE SECRETARY SALVADOR C. MEDIALDEA, ET AL. G.R. NO. 252585 BAYAN MUNA PARTY-LIST REPRESENTATIVE CARLOS ISAGANI T. ZARATE, ET AL. VS. PRESIDENT RODRIGO DUTERTE, ET AL. G.R. NO. 252613 RUDOLF PHILIP B. JURADO VS. THE ANTI-TERRORISM COUNCIL, ET AL. G.R. NO. 252623 CENTER FOR TRADE UNION AND HUMAN RIGHTS (CTUHR), ET AL. VS. HON. RODRIGO R. DUTERTE, ET AL. G.R. NO. 252624 CHRISTIAN S. MONSOD, ET AL. VS. EXECUTIVE SECRETARY SALVADOR C. MEDIALDEA, ET AL. G.R. NO. 252646 SANLAKAS, REPRESENTED BY MARIE MARGUERITE M. LOPEZ VS. RODRIGO R. DUTERTE, ET AL. G.R. NO. 2525702 FEDERATION OF FREE WORKERS (FFW-NAGKAISA) HERE REPRESENTED BY ITS NATIONAL PRESIDENT ATTY. JOSE SONNY MATULA, ET AL VS. OFFICE OF THE PRESIDENT OF THE REPUBLIC OF THE PHILIPPINES, ET AL. G.R. NO. 252726 JOSE J. FERRER, JR. VS. EXECUTIVE SECRETARY SALVADOR C. MEDIALDEA, ET AL. G.R. NO. 252733 BAGONG ALYANSANG MAKABAYAN (BAYAN) SECRETARY GENERAL RENATO REYES, JR., ET AL. VS. H.E. RODRIGO R. DUTERTE, ET AL. G.R. NO. 252736 ANTONIO T. CARPIO, ET AL. VS. ANTI-TERRORISM COUNCIL, ET AL. G.R. NO. 252741 MA. CERES P. DOYO, ET AL. VS. SALVADOR MEDIALDEA, ET AL. G.R. NO. 252747 NATIONAL UNION OF JOURNALIST OF THE PHILIPPINES, ET AL. VS. ANTI-TERRORISM COUNCIL, ET AL. G.R. NO. 252755 KABATAANG TAGAPAGTANGGOL NG KARAPATAN REPRESENTED BY ITS NATIONAL CONVENER BRYAN EZRA C. GONZALES, ET A. VS. EXECUTIVE SECRETARY SALVADOR C. MEDIALDEA, ET AL. G.R. NO. 252759 ALGAMAR A. LATIPH, ET AL. VS. SENATE, REPRESENTED BY ITS PRESIDENT, VICENTE C. SOTTO, ET AL. G.R. NO. 252765 THE ALTERNATIVE LAW GROUPS, INC. (ALG) VS. EXECUTIVE SECRETARY SALVADOR C. MEDIALDEA, ET AL. G.R. NO. 252767 BISHOP BRODERICK S. PABILLO, ET AL. VS. PRESIDENT RODRIGO R. DUTERTE, ET AL. G.R. NO. 252768 GENERAL ASSEMBLY OF WOMEN FOR REFORMS, INTEGRITY, EQUALITY, LEADERSHIP AND ACTION (GABRIELA) INC., ET AL. VS. PRESIDENT RODRIGO ROA DUTERTE, ET AL. UDK NO. 16663 LAWRENCE A. YERBO VS. OFFICES OF THE HONORABLE SENATE PRESIDENT AND HONORABLE SPEAKER OF THE HOUSE OF REPRESENTATIVES OF THE PHILIPPINES G.R. NO. 252802 HENDY ABENDAN OF CENTER FOR YOUTH PARTICIPATION AND DEVELOPMENT INITIATIVES, ET AL. VS. HON. SALVADOR C. MEDIALDEA, ET AL. G.R. NO. 252809 CONCERNED ONLINE CITIZENS REPRESENTED AND JOINED BY MARK L. AVERILLA, ET AL. VS. EXECUTIVE SECRETARY SALVADOR C. MEDIALDEA, ET AL. G.R. NO. 252903 CONCERNED LAWYERS FOR CIVIL LIBERTIES (CLCL) MEMBERS RENE A.V. SAGUISAG, ET AL. VS. PRESIDENT RODRIGO ROA DUTERTE, ET AL. G.R. NO. 252904 BEVERLY LONGID, ET AL. VS. ANTI-TERRORISM COUNCIL, ET AL. G.R. NO. 252905 CENTER FOR INTERNATIONAL LAW (CENTERLAW), INC., ET AL. VS. SENATE OF THE PHILIPPINES, ET AL. G.R. NO. 252916 MAIN T. MOHAMMAD, ET AL. VS. EXECUTIVE SECRETARY SALVADOR C. MEDIALDEA, ET AL. G.R. NO. 252921 BRGY. MAGLAKING, SAN CARLOS CITY, PANGASINAN, ET AL. VS. RODRIGO R. DUTERTE, ET AL. G.R. NO. 252984 ASSOCIATION OF MAJOR RELIGIOUS SUPERIORS IN THE PHILIPPINES, ET AL. VS. EXECUTIVE SECRETARY SALVADOR C. MEDIALDEA, ET AL. G.R. NO. 253018 UNIVERSITY OF THE PHILIPPINES (UP)-SYSTEM FACULTY REGENT DR. RAMON GUILLERMO, ET AL. VS. H.E, RODRIGO R. DUTERTE, ET AL. G.R. NO. 253100 PHILIPPINE BAR ASSOCIATION VS. THE EXECUTIVE SECRETARY, ET AL. G.R. NO. 253118 BALAY REHABILITATION CENTER, INC. (BALAY), ET AL. VS. RODRIGO R. DUTERTE, ET AL. G.R. NO. 253124 INTEGRATED BAR OF THE PHILIPPINES, ET AL. VS. SENATE OF THE PHILIPPINES, ET AL. G.R. NO. 253242 COORDINATING COUNCIL FOR PEOPLE’S DEVELOPMENT AND GOVERNANCE, INC. (CPDG), ET AL. RODRIGO R. DUTERTE, ET AL. G.R. NO. 253252 PHILIPPINE MISEREOR PARTNERSHIP, INC., ET AL. VS. EXECUTIVE SECRETARY SALVADOR C. MEDIALDEA, ET AL. G.R. NO. 253254 PAGKAKAISA NG KABABAIHAN PARA SA KALAYAAN (KAISA KA), ET AL. VS. ANTI-TERRORISM COUNCIL, ET AL. G.R. NO. 254191 ANAK MINDANAO (AMIN) PARTY-LIST REPRESENTATIVE AMIHILDA SANGCOPAN, ET AL. VS. THE EXECUTIVE SECRETARY, HON. SALVADOR MEDIALDEA, ET AL. G.R. NO. 253420 HAROUN ALASHID ALONTO LUCMAN, JR., ET AL. VS. SALVADOR C. MEDIALDEA, ET AL.

G.R. No. 252578 | 2021-12-07

DECISION

CARANDANGJ.:

Before this Court are 37 separate Petitions for Certiorari and/or Prohibition filed under Rule 65 of the Rules of Court (Rules), all assailing the constitutionality of Republic Act (R.A.) No. 11479 or the "Anti-Terrorism Act of 2020" (ATA).

A Brief Discussion on the History of Terrorism

Terrorism is not a new phenomenon; but due to the lack of a well-accepted definition, even scholars have encountered difficulty in pinpointing its exact origin.[1] One of the earliest examples is that of the Jewish Zealots known as the Sicari — a group active during the Roman occupation of the Middle East during...