[3] La Resistencia was founded in 2018 by Juan José Muñico, a politician of Popular Renewal who had reportedly been involved in the murder of a veteran of the Cenepa War in 1998.

[2] During the 2021 Peruvian general election, Muñico threatened multiple groups that he alleged supported presidential candidate Pedro Castillo according to La República, stating "We are already pointing towards all those politicians, vacant presidents, opinionologists, NGOs, influencers, etc.

When the danger passes, we will remember it in their own homes..."[7] After Castillo was elected, La Resistencia said that the voting was fraudulent and supported Keiko Fujimori's claims.

[12] During the presidency of Pedro Castillo, the group called for his ousting, with La Resistencia leader Juan José Muñico stating:[8] "What Peru needs is an extreme right-wing government.

If our destiny is prison, then we will continue to do our activities in the streets"After Castillo called for the Organization of American States to intervene in November 2022 following numerous attempts to remove him from office, members of La Resistencia protested against the delegation of the OAS High Level Group in San Isidro and were dispersed by police following attacks.

[8] Some journalists have also questioned said characterization, such as Aldo Mariátegui, who stated that "accusing the so lost and fragile Dina Boluarte or the horde of 'La Resistencia' of being 'fascists' is either ignorant or demagogic".

[21] Its members include current and retired military officers of the Peruvian Armed Forces who have been described as violent shock troops of the far-right in Peru.