http://www.writingsinrhyme.com/index.ph ... -the-pope/I did some asking about the painting in Nothern Ireland and at the NI parliament but I am still waiting for an answer. As far as I know know it's not even sure if William is depicted on the painting!
Dutch cavalry did not wear breastplates during this period. They were reintroduced in March 1707.Not sure about the Dutch : I can't recall reading anything about United Provinces cavalry wearing breastplates but Mats and Motorway are more qualified than I am to answer that question anyway.