1956 Canonical Coronation of N.S. de la Caridad, Queen of Ilocandia.
1958 Bicentennial of the transfer of Nueva Segovia to Vigan.
1972 Quadricentennial of Christianization of Ilocandia; 150 years of the Vigan Seminary; Centennial of Gomburza.
1981 Silver Jubilee of the Canonical Coronation of Nuestra Señora de la Caridad.
1995 Quadricentennial of Nueva Segovia as a Diocese.
1999 The Historic Town of Vigan was inscribed in the UNESCO World Heritage List of Sites and Monuments
2000 Jubilee year of the Incarnation of the Lord.
2001 Vigan became the first component city of the province of Ilocos Sur known as the City of Vigan
2008 Vigan celebrated the 250th year on the Transfer of the Seat of the Diocese of Nueva Segovia from Lallo, Cagayan to Vigan City
2012 Vigan was awarded as UNESCO’s Best Practice in World Heritage Management on the 40th Anniversary of the World Heritage Convention in Kyoto, Japan
2014 Vigan was named as one of the New Seven Wonders-Cities of the World.
2015 Vigan officially inaugurated (May 7) as a New7Wonders City.