Every seven years Ireland gets to elect a constitutional monarch – a nominally impotent figurehead who meets and greets the great and good; who makes the occasional statement of solidarity or condolence; and who shouldn’t freestyle on behalf of the Irish people on matters of geopolitics. Their job is to be above politics, and to disregard whatever electoral coalition elevated them to the office in order to be a president for all, and other such necessary cliches. Ireland’s new president, Catherine Connolly recently likened Germany’s increased arms spending with the 1930s. She has come under scrutiny for her “fact-finding” trip...