Question: Which war whose name was defined as "The Discovered People" included the Battle of Spokane Plains?

Context articles: Coeur d'Alene people
Franciszek Nogalski
Woods Runner
Reconnaissance Corps
Ebenezer Denny
Edwin Campion Vaughan
John G. Foster
Nathan E. Cook
Struck Oil (film)
Battle of Spokane Plains

The Coeur d'Alene (Schitsu'umsh or Skitswish in their Coeur d'Alene language, meaning "The Discovered People" or "Those Who Are Found Here") are a Native American nation and one of five federally recognized tribes in the state of Idaho.
Franciszek Nogalski (16 January 1911 – 24 October 1939) was a Polish Roman Catholic priest and parochial vicar in Raciąż.
 He was executed by Nazi German occupants during the Rudzki Most massacre.
 Before his death Nogalski unsuccessfully tried to save other hostages by sacrificing himself.
 He has been accorded the title of Servant of God and he is one of the 122 Polish martyrs of the Second World War whose beatification process started in 2003.
Woods Runner is a 2010 young adult novel by Gary Paulsen that takes place during the year 1776.
 It is about a 13-year-old boy named Samuel living during the Revolutionary War whose house is burnt down by British soldiers.
 When Samuel investigates the scene of devastation, he finds dead bodies, but none of the bodies were his parents.
 The parents were not killed because one of the officer wanted somebody to play with in chess.Samuel starts a journey to find his parents in New York but gets hit in the head with a tomahawk and with the help of rebels is healed.
 Before Samuel finds his parents and is able to save them with the help of a man named Abner he saves a little girl named Annie and takes her with him on his journey.
 Samuel's family then adopts Annie as their own daughter.
 The novel ends by saying that Samuel decided to go to war but returned home after a man who had helped him earlier died.
The Reconnaissance Corps, or simply Recce Corps, was a corps of the British Army, formed during the Second World War whose units provided the mobile spearhead of infantry divisions.
 It was formed from infantry brigade reconnaissance groups on 14 January 1941.
Ebenezer Denny (March 11, 1761July 21, 1822) was a soldier during the American Revolutionary War whose journal is one of the most frequently quoted accounts of the surrender of the British at the siege of Yorktown.
 Denny later served as the first Mayor of Pittsburgh, from 1816 to 1817.
Edwin Stephen Campion Vaughan MC (30 November 1897 – 8 June 1931) was a British Army officer in the First World War whose diary later became a well-known book.
John Gray Foster (May 27, 1823 – September 2, 1874) was a career military officer in the United States Army and a Union general during the American Civil War whose most distinguished services were in North and South Carolina.
 A postbellum expert in underwater demolition, he wrote the definitive treatise on the subject in 1869.
 He continued with the Army after the war, using his expertise as assistant to the Chief Engineer in Washington, DC and at a post on Lake Erie.
Nathan Edward Cook (October 10, 1885 – September 10, 1992) was a sailor in the United States Navy during the Philippine–American War whose naval career continued through the Second World War.
 When he died at the age of 106 he was the oldest surviving American war veteran.
Struck Oil is a 1919 Australian silent film directed by Franklyn Barrett.
 It is based on a play set during the American Civil War whose popularity with the Australian public as a stage vehicle for Maggie Moore was the basis for J.C. Williamson's success as a theatre entrepreneur.
The Battle of Spokane Plains was a battle during the Coeur d'Alene War of 1858 in the Washington Territory (now the states of Washington and Idaho) in the United States.
 The Coeur d'Alene War was part of the Yakima War, which began in 1855.
 The battle was fought west of Fort George Wright near Spokane, Washington, between elements of the United States Army and a coalition of Native American tribes consisting of Kalispel (Pend Oreille), Palus, Schitsu'umsh (Coeur d'Alene), Spokan, and Yakama warriors.