Azores Day Portugal. Political quarrels between the Azores and the national government are usually highlighted during these celebrations, with political commentaries made by the President of the Regional Government. The Regional Government has traditionally, since 1980, held official celebrations on each island of the Azores. In 1997, Azores Day was marked in Ponta Delgada, with the solemn opening of the "Galeria dos Autonomistas" ("Autonomists' Gallery"), in the Palace of Conceição (seat of the Regional Government). After this date, the celebrations marking the Day of the Azores, which since 2006 had already been marked with bestowing honours to illustrious Azoreans, began to occur
Azores hotspot from Azores Plateau, which is an area of thickened oceanic crust and is thought to be formed from the Azores hotspot 20 Mya. This has been shown through mapping negative velocity S-wave anomalies beneath the Azores. This has shown that beneath the Azores Plateau there is a negative anomaly limited in the upper 250–300 km which is suggestive to be a signature to a present-day dying plume which would have created the Azores Plateau. The Mid Atlantic Ridge offers a different perspective and insight into hotspots. The ridge acts as a cross section through the mantle plume. Anomalies on the