of 307 schools. The union accused the "charter" school system of being a way of transferring public money into private pockets, motivated by corruption. In March, the union also rejected the privatisation of the Puerto Rico Electric Power Authority and the University of Puerto Rico, again protesting in San Juan. The next year, FMPR sued the Department of Education on behalf of a group of high school teachers in Toa Baja, stating they had not been properly paid. FMPR challenged AMPR in representation elections in 2021. AMPR had been declared representative union for Puerto Rico's teachers in the meantime. FMPR led protests through San Juan in February 2022 against a debt adjustment plan that reduced teachers' pensions and increased the retirement age to 63 years. References Education trade unions Trade unions in Puerto Rico American Federation of Teachers Trade unions established in the 1960s State wide trade unions in the United States Education in Puerto Rico