(Sarah of the Clue Crew reports from a square in Lima, Peru.)  It was here in Lima in 1821 that this Argentine general declared Peru's independence from Spain
[DOC] [TLE] Jos de San Martn - Wikipedia [PAR] Jos Francisco de San Martn y Matorras (25 February 1778  17 August 1850), 
known simply ... Then he sailed to attack the Spanish stronghold of Lima, Peru.