* 1881 - During a meeting of the Maritime Sinalization Commission the Spanish government requested that Portugal cooperate with the installation of a lighthouse in the islands. The Portuguese commission recognized the importance of the lighthouse to the sea route to the Canary Islands, but could not contribute to the project at that particular moment due to the involvement in the Portuguese coast signalization, which was absorbing all available funds. The Spanish Foreign Affairs Ministry stated during the meeting that "...it is not clear if the sovereignty of the island belongs to Spain or Portugal".
* 1911 - In September the Portuguese government received an official communication from the Spanish government in which it was stated that Spain would build a lighthouse in the islands and had decided to include them in the Canary archipelago. Portuguese administration protested and it was agreed not to take any actions that might endanger a friendly solution to the dispute.
* 1913 - Admiral Schultz Xavier conducted a survey of the Selvagem Grande Island and recommended Pico da Atalaia as the best location for the lighthouse.
* 1929 - Rear Admiral Gago Coutinho clarifies, in a document, that the islands were always under Madeira administration, and therefore, were Portuguese.
* 1932 - The Portuguese government legislated over the islands and declared them under a special regimen of hunt in favor of the owner.
* 1938 - The Permanent Commission of International Maritime Law declares Portugal as the legitimate sovereign over the islands on February 15. A hydrographic survey mission proceeded to survey the islands and established several geodesic survey points.
* 1972 - Two Spanish fishing boats, “San Pedro de Abona” and “Áries”, are arrested near the islands for illegal fishing.
* 1975 - Canary Islands sailors disembark in the Savages and there they waved a Spanish flag, but the administration did not support them.
* 1976 - Spanish fishing boat “Ecce Homo Divino” is arrested for illegal fishing.
* April 8, 1996 - Spanish F-18 fighters flew over the islands.
* August 2, 1996 - A helicopter Puma SA-330J from the Spanish Air Force simulated a landing on Selvagem Grande Island committing a double infraction: violation of the Portuguese air space and flying below 200m over the reserve.
* October 16, 1996 - Spanish F-18 fighters flew over the islands, but this time were filmed by the Portuguese RTP TV channel. Following these actions the Portuguese Foreign Affairs Ministry protested.
NRP Schultz Xavier anchored near Selvagem Pequena Island
NRP Schultz Xavier anchored near Selvagem Pequena Island
* May 1997 - The Portuguese Ministry of Defense signed an agreement with the Spanish government to restrain these actions.
# August 1, 1997 - The flyby actions happened again. The Portuguese Foreign Affairs Ministry reminded the agreement to the Spanish government.
# September 24, 1997 - Spanish fighters again flew over the islands at low altitude. Spanish ambassador to Portugal apologized for the actions. Portugal reinforced the islands with the Portuguese Navy, armed with AA batteries.
# July 8, 2005 - One of the guards in Selvagem Grande Island and a biologist are threatened by a group of Spanish fisherman. A group of 10 marines was placed in the island during a month.[5]
# June 2007 - One Spanish fighter again flew over the islands at low altitude
cumprimentos e um bom natal lool
