In Northern Ireland, after the 1970s, politically-minded wall paintings were drawn on many buildings based on the ideology of the Unionist who were wishing their area to remain or become part of the United Kingdom and the ideology of the Nationalist who wanted their area to become independent from the United Kingdom, and some of these wall paintings caused controversy and co lignite a conflict, and were eventually redrawn.
北アイルランドは、1970年代以降、建物の多くにイギリスとの連合維持を求めるユニオニストやイギリスからの独立を求めるナショナリスト双方の主張を交えた政治的な壁画が描かれ、そのいくつかは紛争をあおるとして論議を呼んだり塗り替えられている。