10 dated entries naming Basques, drawn from 9 separate years between 778 CE and 2011 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.
Also written as Basque people in the source articles; Wikipedia redirects those to the same subject, so their entries are on this page.
778August 15 – Battle of Roncevaux Pass (Pyrenees): Charlemagne is defeated by the Basques. Among those killed is Roland, governor of the Breton March, who will be immortalized in the 11th century epic The Song of Roland. This marks the beginning of medieval French literature.source
9th century
816Winter – The Basques, supported by the Moors, cross the Garonne River and revolt against the Franks in Gascony (north of the Pyrenees).source
824Battle of Roncevaux Pass: The Basques and Banu Qasi defeat a Frankish expedition, led by Counts Aznar and Ebles, in the Pyrenees.source
10th century
905Sancho I succeeds Fortún I as King of Pamplona, and creates a Basque kingdom centered in Navarre (modern-day Spain).source
16th century
1561March 23 – Lope de Aguirre, a Basque Spanish conquistador, begins a rebellion against the Spanish Crown in an attempt to take over most of Spanish South America.source
18th century
1772October 28 – Basque-Spanish explorer Domingo de Bonechea, in the Aguila, sights Tauere atoll, which he names San Simon y Judas.source
20th century
1933November 5 – Spanish Basque people vote for autonomy.source
1970December 1 – The Basque ETA (separatist group) kidnaps West German Eugen Beihl in San Sebastián.source
1970December 3 – Burgos Trial: In Burgos, Spain, the trial of 16 Basque terrorism suspects begins.source
21st century
2011October 20 – Basque separatist militant organisation ETA declares an end to its 43-year campaign of political violence, which has killed over 800 people since 1968.source