Antonia Martínez Lagares

Antonia Martínez Lagares (1950-1970) was a 20-year-old student at the University of Puerto Rico who was killed by police during the 1970 student strike — becoming a symbol of colonial violence against Puerto Rican youth and the independence movement.

On March 4, 1970, during a confrontation between students and police at the UPR Río Piedras campus, Martínez Lagares — who was not a participant in the protest but a bystander — was shot and killed by a police officer. She was standing on a balcony near the campus.

The circumstances of her death shocked Puerto Rico:
- She was not protesting — she was an innocent bystander
- She was 20 years old — a student with her life ahead of her
- Police used live ammunition against students at a university campus
- No officer was ever convicted for her killing

Martínez Lagares's death galvanized the student movement and became a powerful symbol:
- The student strike that followed her death was the largest in UPR history to that point
- She became an icon of the human cost of colonial repression
- Her name is invoked in subsequent student movements at UPR
- A mural at the UPR campus commemorates her
- March 4 is remembered as a date of mourning and protest at UPR

Her death illustrates a recurring pattern: the colonial state's willingness to use lethal force against young Puerto Ricans exercising their right to dissent. From the Ponce Massacre (1937) to Cerro Maravilla (1978) to the police response during the 2010 UPR strike, the colonial government has repeatedly turned weapons on its own young people.