Portuguese language
Portuguese is a Romance language that arose in the medieval Kingdom of Galicia
Kingdom of Galicia
The Kingdom of Galicia was a political entity located in southwestern Europe, which at its territorial zenith occupied the entire northwest of the Iberian Peninsula. Founded by Suebic king Hermeric in the year 409, the Galician capital was established in Braga, being the first kingdom which...

, nowadays Galicia
-Geographic regions:* Galicia , an autonomous community in northwestern Spain** Gallaecia, a province of the Roman Empire** Kingdom of Galicia, a medieval kingdom**Nueva Galicia :*** Nueva Galicia, a region of New Spain, now in Mexico...

 and Northern Portugal
Northern Portuguese
Northern Portuguese is the oldest dialect of the Portuguese language It is spoken in coastal northern Portugal from Viana do Castelo to Porto and stretching inland as far as Braga. The region is considered the birthplace of the Portuguese language...

. The southern part of the Kingdom of Galicia became independent as the County of Portugal
County of Portugal
The County of Portugal was the region around Braga and Porto, today corresponding to littoral northern Portugal, from the late ninth to the early twelfth century, during which it was held in vassalage from the Kingdom of León.-History:...

 in 1095 (kingdom from 1139). While Galicia declined, the independent Portugal expanded to the south (conquest of Lisbon, 1147), and spread the language, with the Reconquista
The Reconquista was a period of almost 800 years in the Middle Ages during which several Christian kingdoms succeeded in retaking the Muslim-controlled areas of the Iberian Peninsula broadly known as Al-Andalus...

, to Southern Portugal and with the Portuguese discoveries
Portuguese discoveries
Portuguese discoveries is the name given to the intensive maritime exploration by the Portuguese during the 15th and 16th centuries. Portuguese sailors were at the vanguard of European overseas exploration, discovering and mapping the coasts of Africa, Asia and Brazil, in what become known as the...

 to Brazil
Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...

, Africa
Africa is the world's second largest and second most populous continent, after Asia. At about 30.2 million km² including adjacent islands, it covers 6% of the Earth's total surface area and 20.4% of the total land area...

 and other parts of the world.