 Sir Robert along with many other Munros is amongst the people of Sutherland and Ross who signed an address to King George I of Great Britain, in December 1714, imploring his Royal mercy for Simon Fraser, Lord Lovat, chief of Clan Fraser, on his return from France at the instigation of Major James Fraser of Castleleathers.In 1715 William Mackenzie, 5th Earl of Seaforth led a force of 3000 men headed by the Clan Mackenzie which also included men from the Clan MacDonald, Clan MacKinnon, Clan MacRae and the Clan Chisholm.He was opposed by Robert's eldest son and heir, Colonel Sir Robert Munro of Foulis who had formed a camp at the Bridge of Alness with 600 men which also included men from the Clan Ross.