2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/55639A discussion is made of the strategy to check dual superconductivity of the vacuum as a mechanism of colour confinement. Recent evidence from Lattice is reviewed.9 pages,4 figures.Presented at the Fourth Workshop on QCD, The American University of Paris,1-6June 1998.To appear in the ProceedingsHigh Energy Physics - Theorytext