The words in title are the words of Bernadette Devlin, the youngest person ever to be elected to Westminster, and the figure in the cartoon. You can read her Maiden Speech in the Commons, April 22 1969,
here. On her rise to the London parliament and prolific profile her face was seen around the world and she travelled widely, including to America. She was the figurehead of Ireland's discriminated-against and the disposed and had the sympathies of Irish-Americans. A hearing from Irish-America was as natural so as to breath, since animosity based on "England's historic wrongs" were closely and long held. As the Spectator
wrote in 1882: