Teachers from the National Coordinator of Education Workers (CNTE) vandalized the offices of the Secretariat of Public Education (SEP) in Mexico City [1].

The incident highlights the escalating tension between the Mexican government and the powerful teachers' union over contested national educational policies. The clash occurred during a coordinated national march intended to coincide with Teacher's Day.

The events took place on May 15, 2026 [2], marking the third day of ongoing mobilizations [3]. Protesters gathered at the SEP offices located on Avenida Universidad, where the situation escalated into physical violence against the facility [1].

Reports said the demonstrators targeted the building's facade and attempted to break through the entrance doors using sledgehammers and crowbars [1]. Security personnel deployed gas to prevent the crowd from breaching the interior of the offices [1].

Despite the violence and the use of chemical deterrents by security forces, officials said there were zero injuries [3]. The CNTE had previously called for the national march to protest government educational policies, leading to the disruptions seen this week [2].

The use of heavy tools to destroy government property marks a significant escalation in the CNTE's tactics during this cycle of protests. While the march was organized as a demonstration for Teacher's Day, the focus shifted toward the physical occupation of administrative spaces [2].

Security forces maintained a perimeter around Avenida Universidad to contain the group. The vandalism remained concentrated on the exterior doors, and the facade of the SEP headquarters [1].

Protesters attempted to break through the entrance doors using sledgehammers and crowbars.

The transition from peaceful marching to the use of sledgehammers against government infrastructure suggests a breakdown in dialogue between the CNTE and the Secretariat of Public Education. By targeting the SEP headquarters on a symbolic date like Teacher's Day, the union is signaling that its grievances regarding educational policy have reached a point where administrative disruption is viewed as a necessary tool for leverage.