• 1860: The United States Census lists three Puerto Ricans living in the city of Boston.
• 1875: Puerto Rican patriot and scholar Eugenio MarÌa de Hostos joins an expedition sailing from Boston Harbor to Cuba to initiate an independence war against Spain. The expedition's chartered boat sunk off the coast of Boston. Fortunately, Hostos and the other freedom fighters survived the boat's sinking.
• 1880: The United States Census lists three Puerto Ricans living in the city of Boston.
• 1895: A chapter of the "Partido Revolucionario Cubano" (Cuban Revolutionary Party) is founded by Cuban, Latin American, and Puerto Ricans to fight for the independence of Cuba and Puerto Rico from Spain.
• 1898: United States troops invade Puerto Rico as part of the Spanish-American-Cuban War. The first U.S. troops to land in the port of Gu·nica, located on the southern part of the Island, are the volunteer militia from the 6th Massachusetts, United States Volunteers.

• 1917: The Jones Act gives Puerto Ricans United States citizenship. The act also mandates that all appeals of the Supreme Court of Puerto Rico should be taken and prosecuted to the United States Court of Appeals for the First Circuit in Boston.
• 1920: The United States Census lists forty-eight Puerto Ricans living in the city of Boston. Most of them reside in the South End and Jamaica Plain.
• 1940: Club Hispano-Progresivo (Hispanic-Progressive Club) is founded at 188 Hanover Street. The club is open to Puerto Rican, Cuban, Spanish and other Latin Americans residing in Boston.

See 1750-1849 | See 1950-present