- houseofnames.com blogs/UlsterThe northern region of Ulster was an ancient kingdom, and one of the four historic Provinces of Ireland .
- theguardian.com notesandqueries/query/0,5753,-…When Ireland was partitioned in 1922, the counties of Ulster were allowed to vote on whether to join the Irish Free State or remain in the United Kingdom.
- en.citizendium.org wiki/UlsterThe Norman Earldom of Ulster was established in 1205 in Antrim and Down by Hugh de Lacy, and re-established in 1264 by Walter de Burgh.
- historyireland.com after-the-flight-the-…Migration to Ulster fell far short of the intended level, and distant North America attracted many more settlers than Ireland did.
- otvet.mail.ru question/89279147Ольстер (англ. Ulster, ирл. Cúige Uladh) — одна из четырёх исторических провинций Ирландии, объединяющая в настоящее время девять графств на...
- histclo.com country/other/ulster/co-ulster.htmlThe Irish Free State left the United Kingdom in 1922, but the six northern counties of Ulster with Protesant majorities voted to remain with Britain.
- hebrewnations.com articles/tribes/ireland-and-…Ulster (Northern Ireland) is part of the United Kingdom together with England and Scotland.
- irishcentral.com roots/irelands-four-provincesUlster, which includes the six counties of Northern Ireland, draws visitors to its unique feature of basalt columns rising from the sea at the Giant’s Causeway.
- worldanvil.com w/korsythe-jtruegg/a/ulster2C-…Ulster is the most populous city in the kingdom of Curtil, with surveyors estimating around three quarters of a million inhabitants at last count.
- http://svr-lit.ru svr-lit/ris-nasledie-keltov/glava-5-…Сага повествует о распре между двумя знатными областями — Коннахтом и Ульстером, причем во главе первого стоит королева Медб...