the SF battalions are re-assigned between them as per operational requirements. Military Police Corps (Cuerpo de Policía Militar) - the corps has previously been used to augment the internal security initiatives of the government in the combat against the drug cartels and military police brigades as well as individual personnel have been transferred in the past to the newly formed (and consequently defunct Federal Police, supplemented by its Gendarmerie Division, also defunct). New MP brigades were later formed to make up for the ones that were transferred. The administration of President Enrique Peña Nieto set the ambitious plan for the expansion of the Military Police from 3 to 12 MP brigades - one for each military region. By the end of his term there were ten active military police brigades: 1st Military Police Brigade (1/a. Brigada de Policía Militar) - Campo Militar 1-A, Mexico City 2nd Military Police Brigade (2/a. Brigada de Policía Militar) - Air Base Nr. 1 - Santa Lucía, Tecámac, State of México 3/a. Brigada de Policía Militar - El Sauz, Sinaloa 4/a. Brigada de Policía Militar - General Escobedo, Nuevo León 5/a. Brigada de Policía Militar - San Miguel de los Jagüeyes, State of México 6/a. Brigada de Policía Militar - Puebla, Puebla 7/a. Brigada de Policía Militar - Tuxtla Gutiérrez, Chiapas 10/a. Brigada de Policía Militar - Isla Mujeres Quintana Roo 11/a. Brigada de Policía Militar - San Pedro de las Colonias Coahuila 12/a. Brigada de Policía Militar - Irapuato, Guanajuato Each MP brigade has three line military police battalions (sing.: Batallón de Policía Militar) and one special operations military police battalion (Batallón de Operaciones Especiales de Policía Militar, equipped with Plasan Sand Cat tactical armored cars) plus support units. Special Operations MP Bns carry the number of their parent brigade, line MP Bns are numbered in sequence, starting from 1st, 2nd and 3rd in the 1st MP Brigade, 4th, 5th and 6th in the 2nd MP Bde etc. up to 34th, 35th and 36th in the 12th Military Police Brigade, with battalion numbers 22nd - 27th retained for the non-active 8th and 9th MP Brigades. The MPC's involvement in the internal security policies is also present with the Federal Police's successor agency - the National Guard. In 2020 the NG had a strength of ca. 80 000 personnel. and in 2021 this number has increased to 102 000 with a goal set at 150