He studied music at the National Conservatory in Paris and before age 20 joined the body of French Zouaves, in which he came to hold the rank of captain.
He fought with the zouaves in the Crimean War, and later in the Italian campaign, fighting in the Battle of Magenta and Solferino, being wounded in the latter with a sword inflicted by a member of the Austrian cavalry, which forced him to leave the active service.
Troncoso and his family were in Port-au-Prince as exiles of the antinational government of Pedro Santana, whom the general had resisted as head of the Plaza de Santo Domingo during the siege that ended with the overthrow of President Jimenes.
In early 1864, Frier obtained a license from the Haitian government to move to his homeland with his family and remained there until October 1865, when they sailed back to Haiti, via Curaçao.
Late in November, while on the island, a Dominican commission arrived to make known to the general Buenaventura Báez the decree of the Constituent Assembly that had elected him president of the Republic.
In late 1866, the family moved back to Port-au-Prince, where Frier continued his work with the military bands, until he died suddenly on 17 March 1879.
1904-2000), wife of Horacio Alvarez Savignon (b.1900) founders of Pepsi-Co Dominicana and creators of the Enriquillo soda water in the 1930s, the first Dominican carbonated drink.
The ship which they boarded was discovered to be leaking water and coupled with the impact of a storm that whipped, caused the collapse of the steamer.