Don Alonzo Bosco was a 16th century Barbary corsair

Corsair

Corsairs were privateers, authorized to conduct raids on shipping of a nation at war with France, on behalf of the French Crown. Seized vessels and cargo were sold at auction, with the corsair captain entitled to a portion of the proceeds...

 or Spanish

Spanish people

The Spanish are citizens of the Kingdom of Spain. Within Spain, there are also a number of vigorous nationalisms and regionalisms, reflecting the country's complex history....

 pirate who, according to folk tradition on Inishbofin, Galway

Inishbofin, Galway

Inishbofin is an island lying about off the coast of Connemara, County Galway, Ireland. It is about 5.5 km long and wide, and has around 200 inhabitants. The island is popular with artists. Inishbofin can be reached by ferry from the pier in Cleggan...

, settled on the island in the 16th century and built a castle where a Cromwellian-era ruined castle now stands. From there, he raided the mainland and passing ships.

He became an ally of Gráinne Ní Mháille. Together they prevented unwanted intruders from entering the surrounding waters, or they used the natural harbour as a trap to attack and loot those ships with valuable cargo on board. They succeeded by stretching a chain boom across the harbour entrance from the castle at the harbour to Scealp na gCat at the opposite end.

His ultimate fate is unknown.

External links

• http://www.inishbofin.com/Latemedieval.html
• http://www.inishbofin.com/Cromwellsbarracks.html