6 dated entries naming Archbishop of Cologne, drawn from 6 separate years between 593 CE and 1583 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 Elector of Cologne in the source articles; Wikipedia redirects those to the same subject, so their entries are on this page.
1583May 22 – Ernest of Bavaria is elected as Roman Catholic Archbishop of Cologne, in opposition to Gebhard Truchsess von Waldburg. The opposition rapidly turns into armed struggle, the Cologne War within the Electorate of Cologne, beginning with the Destruction of the Oberstift.source