D'olier street and Grafton street
Fred says Think before you gather to march against your fellow human beings. This link is a history of diseases - measles, smallpox, and so many more. It is worth listening to Mike Ryan discuss the history of Plague Diseases https://www.youtube.com/watch?v=JA9TLGryLcM
Dr Mike Ryan has amazing experience and is an Irishman who had engaged with the world and the insight into the diseases that plague our world.