drug cartel shall mean, in the case of an individual, that law enforcement has probable cause to believe to be connected to or an instrument of a foreign agent, drug cartel, or power. (b) Retroactive application to marihuana offenses The amendments made by this section to the Controlled Substances Act ( 21 U.S.C. 801 et seq. ) are retroactive and shall apply to any offense committed, case pending, conviction entered, and, in the case of a juvenile, any offense committed, case pending, or adjudication of juvenile delinquency entered before, on, or after the date of enactment of this Act— (1) Limitation of retroactive application to nonviolent and related nonviolent marihuana offenses Such application and retroactivity described in this subsection (b) shall extend to any nonviolent offense involving marijuana, marihuana as defined in section 102(16) of the Controlled Substances Act ( 21 U.S.C. 802(16) ), or tetrahydrocannabinols and any related nonviolent marihuana offenses occurring before, on, or after the date of enactment of this Act. This provision is meant to be extended to nonviolent offenses charged, pending, or otherwise, previously found to be crimes of violence subsequently found to be unconstitutionally vague or restricted. (2) Application to pending actions For all pending criminal charges or cases and convictions awaiting sentencing impacted by amendments made by this subsection to the Controlled Substances Act ( 21 U.S.C. 801 et seq. ), the attorney for the Government shall drop the relevant charges or seek dismissal of all pending charges within 14 days after the date of enactment of this Act. Any person held in pretrial detention and entitled to dismissal of relevant charges under this provision, and not detained for any other reason, shall be entitled to issuance of a writ under section 2241 of title 28, United States Code or section 1361 of title 28, United States Code, to effectuate immediate release. (3) Application to defendants previously sentenced In the case of a defendant who, before the