 Under the terms of the Treaty of Limerick signed in October 1691, which ended the war between King James II and VII and King William III in Ireland, a separate force of 12,000 Jacobites arrived in France in an event known as Flight of the Wild Geese.These were kept separate from the Irish Brigade and were formed into King James's own army in exile, albeit in the pay of France.Lord Dorrington's regiment, later Rooth or Roth, following the Treaty of Ryswick in 1698, was formed from the former 1st and 2nd battalions James II's Royal Irish Foot Guards formerly on the Irish establishment of Britain.