Columbus sailed west from Spain.
Those are the Canary Islands and they are an integral part of Spain, not a possession.
It was made to draw a line west to the Canary Islands, so that land discover west of the line belonged to Spain and the one to the east was for Portugal.
Florida is not much further south than Spain. The southern most place on Key West is at N24.54408o. The southern most place in Spain is the island of Hierro in the Canary Islands located at N27.64207o. The difference is 3.09799o or little further than N-S distance from Toledo to Cincinnati.
Multiple islands lie west of Africa. The island nations of São Tomé and Príncipe and Cape Verde lie west of Africa, as well as Equatorial Guinea's (an African nation) island of Annobon. The Spanish Canary Islands, the Portuguese Azores and Madeira Islands, the British islands of Saint Helena, Ascension, and Tristan da Cunha, and the French island of Tromelin.
The Canary Islands, off the west coast of Africa, are still controlled by Spain. Madeira Island also lays off of Africa's west coast and is controlled by Portugal.
The Canary Islands, off the west coast of Africa, are still controlled by Spain. Madeira Island also lays off of Africa's west coast and is controlled by Portugal.
The Canary Islands are in the Atlantic Ocean about 200 to 400 km west of Morocco, Africa. is canary island is a part of chengen
The Canary Islands are located off the coast of mainland North Africa; 100km west of Morocco. The Canary Islands are a Spanish archipelago and are one of the outermost regions of the European Union.
They are in the Atlantic Ocean west of Africa.
The Canary Islands are an archipelago of islands, off the west coast of Africa.
The exact midpoint is in the middle of the Atlantic Ocean west of the Tenerife, Canary Islands, Spain or less west of Funchal, Madeira, Portugal.