Aviation in the Azores an era that was tumultuous, the democratic politicians debated a proposal in Portuguese National Assembly to regionalize the provision of services to the Azores and Madeira. Following these events, the increasingly autonomous governments of the Azores, between 1981 and 1983, built several airports to provide expanded service to the remaining islands. In addition to improvements at Horta Airport, the government of the Azores finalized construction of: Since the 1940s, the Portuguese flag carrier Transportes Aéreos Portugueses (today's TAP Portugal) operated regular flights to the Azores through the gateways in Ponta Delgada, Lajes and Vila do Porto. Meanwhile, a group of
Azores , from the area west of Graciosa until the islets of the Formigas, that includes the islands of Graciosa, Terceira and São Miguel. Its northwest limit connects to the Mid-Atlantic Ridge, while the southeast section intersects the Gloria Fault southeast of the island of Santa Maria. The Azores Fracture Zone extends from the Glória Fault and encompasses a relatively inactive area to the south of the islands of the Central and Eastern groups north to the Terceira Rift, along a 45° angle. The Glória Fault, for its part, extends along a linear line from the Azores to the Azores–Gibraltar Transform