During the Middle Ages, Muslims were in conflict with Zoroastrians during the Islamic conquest of Persia ; Christians were in conflict with Muslims during the Byzantine-Arab Wars, Crusades, Reconquista and Ottoman wars in Europe ; Christians were in conflict with Muslims during the Crusades, Reconquista and Inquisition ; Shamans were in conflict with Buddhists, Taoists, Muslims and Christians during the Mongol invasions ; and Muslims were in conflict with Hindus and Sikhs during Muslim conquest in the Indian subcontinent.

During the Reconquista, Navarre gained little ground at the expense of the Muslims.

During his youth and early adulthood, Peter gained a great deal of military experience in his father's wars of the Reconquista against the Moors.

During the Spanish Reconquista, there were periods when the Christian kings were more militarily powerful than the Moors, but lacked the population to settle and defend the conquered territories.

During the Reconquista, the Kingdom of León in northern Spain built three churches famous for their domed crossing towers, called " cimborios ", as it acquired new territories.

During the centuries of Reconquista ( 711 – 1492 ), the Christian North of the Iberian Peninsula and the Southern Muslim-ruled Al Andalus battled internally and against each other.

During the first centuries of the Reconquista, the Franks drove the Muslims south of the Pyrenees.

During a brief Anglo-French peace, he journeyed to the Iberian Peninsula to aid Alfonso XI of Castile in the Reconquista.

During the Reconquista, the feudal lords granted fueros to some villas and cities, to encourage the repopulation of the frontier and of commercial routes.

During this time the ethnic tensions between the Berbers and Arabs weakened the Caliphate militarily while the Reconquista gained success to the north of Extremedura in Castile.

During the Reconquista, Muslims were forced to either convert to Catholicism or leave the peninsula.

During the Reconquista, Portuguese and Castilian conquests went south, to take lands from the Moslems that they claimed as theirs.

During the 13th century, in the Portuguese Reconquista, the Portuguese Navy helped in the conquest of several littoral moorish towns, like Alcácer do Sal, Silves and Faro.

During antiquity, the region was occupied by the Celts, then Romans and finally the Arab forces of the Umayyad Caliphate, who dominated the region until the Christian Reconquista.

During the Reconquista, captured Muslims were enslaved ; in the 12th century, the Muslim slaves carried out the grand reconstruction of the Cathedral of Santiago de Compostela.

During the Reconquista, in 1233, king Ferdinand III was able to wrest the town from the Muslim rulers.

During the Reconquista, in which he took an active part, he founded the Order of Calatrava.

During the Reconquista, Alvito was conquered by the Portuguese in 1234, being later ( 1251 ) donated by King Afonso III to Estêvão Anes, chancellor of the kingdom, who promoted the settlement of the area.

During the Reconquista, Estremoz was captured in the 12th century by the army of knight Geraldo Sem Pavor ( Gerald the Fearless ), who had also conquered neighbouring Évora.

During the Reconquista, Zafra was captured twice by Christian forces, first in 1229 by Alfonso IX, and then definitely by Ferdinand III, in a campaign through present-day Extremadura described in Alfonso X's Crónica General de España ( General History of Spain ).

During the 20th century BC the Indo-European Hittites entered the region and gradually established a great empire which was destroyed by invaders in the 12th century.

During the period of Angkor Wat in the first half of the 12th century, additional half galleries on one side were introduced to buttress the structure of the temple.

During the 12th century, there were contrary opinions expressed about the nature of kingship, and many contemporary writers believed that monarchs should rule in accordance with the custom and the law, and take council with the leading members of the realm.

During the 12th century, Arthur's character began to be marginalised by the accretion of " Arthurian " side-stories such as that of Tristan and Iseult.

During his campaigns in the early 12th century, Bolesław III Wrymouth reacquired Pomerania for Poland, and made the local " Griffin " dynasty his vassals.

During the 11th century, Lithuanian territories were included in the list of lands paying tribute to Kievan Rus ', but by the 12th century, the Lithuanians were invading neighboring territories themselves.

During the 12th century the town flourished culturally.

During the Crusades of the 12th to 13th century, this cruciform type of arming sword remained essentially stable, with variations mainly concerning the shape of the pommel.

During the inroads of the Goths, it was badly damaged in the fifth century and belonged in turn to the Goths, the kingdoms of Burgundy and of Arles, in the 12th century.

During the 11th and 12th centuries, Sweden gradually became a unified Christian kingdom that later included Finland.

During the 11th and 12th centuries, the Rheno-Mosan or Mosan art movement flourished in the region moving its centre from Cologne and Trier to Liège, Maastricht and Aachen.

During the 12th century, all trade between Norway and the Faroes, along with other tributary islands to the west, became centralised in Bergen.

* 1956: During the 12th IJK in Büsum, Germany, the committee of TEJO proposed that TEJO become the youth section and an integral part of UEA.

During the late 12th century, Joseph became connected with the Arthurian cycle, appearing in them as the first keeper of the Holy Grail.

During the 12th century, Rouen was probably the site of a yeshiva.

During the 12th century, when gargoyles appeared in Europe, the Roman Catholic Church was growing stronger and converting many new people.

During September 1943 he commanded the 12th Anti-Aircraft Brigade during the landing of Allied Forces at Salerno, Italy, Operation Avalanche.

During the 12th and 13th centuries, Perth was one of the richest trading burghs in the kingdom ( along with such places as North Berwick, Aberdeen and Roxburgh ), residence of numerous craftsmen, organised into guilds ( e. g. the Hammermen or Glovers ).

During the 11th century and early 12th century a second important transmission occurred with the lineages of Atisa, Marpa and Brogmi, giving rise to the other schools of Tibetan Buddhism, namely Kadam, Kagyu, Sakya, and Geluk ( the school of the Dalai Lama ).

During the 12th century, the boroughs of Saint Sernin ( San Saturnino or San Cernin ) and Saint Nicholas ( San Nicolás ) were established.

During the second game of the 2006 regular season, Griffey hit home run # 537, surpassing Mickey Mantle for 12th on the all-time list.

During the 11th and 12th centuries, the centralization of power had worn down the institutions of the Commonwealth, as the former, notable independence of local farmers and chieftains gave way to the growing power of a handful of families and their leaders.

During the Islamic conquest of India ( c. 12th c .), some forms came back to India as well, as evidenced in the N. Indian term māt ( mate, derivaative from Persian māt ) or the Bengali borey ( pawn, presumed der.

During the 12th century, German craftsmen and merchants known as the Transylvanian Saxons were invited to Transylvania by the King of Hungary to settle and defend the frontier of his realm.

During foreign invasions of India by Muslim warriors from the north west in the 12th and 13th centuries, the Brahmin community became dispersed all over India.