In September 1950 , her husband traveled to the towns of Cabo Rojo , Santurce , Guánica and Lares , where he participated in Nationalist activities . On October 30 , the Nationalists staged uprisings in the towns of Ponce , Mayagüez , Naranjito , Arecibo , Utuado ( Utuado Uprising ) , San Juan ( San Juan Nationalist revolt ) , and Jayuya ( Jayuya Uprising ) . On November 2 , 1950 , the police arrived at their home in Río Piedras and searched for guns and explosives . The only thing they found was a Puerto Rican flag but , due to Law 53 ( the Gag Law ) , this enabled them to arrest and accuse her husband of treason against the United States . The evidence used against him was the Puerto Rican flag in their home , and four speeches he 'd made in favor of Puerto Rican independence
San Juan Nationalist revolt
San Juan Nationalist revolt
Isabel Freire de Matos