Even Cesar Chavez, the famed Californian farm workers' leader, never held off 80 gunslingers single-handed.

ECONOMIST: Latino heroes

Other planned projects which have fuelled a demand for building workers include a proposed 30-turbine offshore wind farm at Scarweather Sands, off Porthcawl, the proposed development of film studios at Llanharan, near Bridgend and city centre developments in Swansea.

BBC: NEWS | UK | Wales | Warning over tradesman shortage