As the war dragged on and Irish casualties mounted, however, their sympathy for the Union cause began to flag, and by the end of the war many had abandoned the Northern cause altogether.

然而，随着战事的绵延和爱尔兰人伤亡的增加，他们对联邦事业的同情心开始衰退，战争末期，许多人完全脱离了北军。

youdao

The British flag has long been a flashpoint between British loyalists and Irish nationalists, who want Northern Ireland to join the Irish republic.

CNN: Police deploy water cannon at Northern Ireland riot