Question: The John N. and Mary L. (Rankin) Irwin House in Keokuk, Iowa, is a historic house that was listed on the National Register of Historic Places in 1999, John N. Irwin, who bought the house and raised his family there with his wife Mary, was a five-term mayor of Keokuk who went on to serve as the territorial governor of the Idaho Territory and the Arizona Territory, are in which country?
Context: The E. H. Harrison House in Keokuk, Iowa, United States was built in 1857.  The combination Federal and Second Empire style house was listed on the National Register of Historic Places in 1984.  It is believed that this is the first house in Iowa to have a Mansard roof.  Its interior staircase is said to be one of seven in existence in the United States.  The house was built by Enos H. Harrison, who was a successful business man originally from Elizabeth, New Jersey.  In Iowa he helped establish the Iowa State Bank and served as its first president.  He also helped to establish the waterworks in Keokuk, an insurance company and was involved with the Unitarian Church. The Peter and Mary Smith House, also known as the Hopkins House and the Otto House, is a historic dwelling located in Lake City, Iowa, United States.  Peter Smith was a pioneer to this town and a prominent businessman.  He was involved in retail, banking, and real estate.  Smith and his first wife Sarah settled in Calhoun County, Iowa from Cass County, Michigan around 1855, and bought land near the present Smith Farmhouse.  He served as the first judge in the county when Lake City was the county seat.  Sarah died in 1875 while they were living in Glidden, Iowa.  After the arrival of the railroad in 1881, Peter and his second wife Mary moved to Lake City.  They built this two-story, brick, L-shaped house in 1887.  While it does not conform to any one style, it is primarily a combination of the Italianate and the Gothic Revival styles.  The Italianate influence is found in the bracketed cornice, segmentally arched lintels, wooden cutout designs over the windows, a front bay window, and the hipped roof.  The influences of the Gothic Revival style are found in the bargeboard and the roof line.  The house was listed on the National Register of Historic Places in 1990. The Bagley Memorial Fountain is a historic fountain in Downtown Detroit, Michigan.  It has recently been moved from its long-time location in Campus Martius Park to a new location in just down the street in Cadillac Square Park.  The fountain was listed on the National Register of Historic Places and designated a Michigan State Historic Site in 1971.  The John N. Bagley House (1889) at 2921 East Jefferson Avenue in Detroit was constructed for Governor Bagley's son, and is also listed on the National Register of Historic Places. The John N. and Mary L. (Rankin) Irwin House in Keokuk, Iowa, United States is a historic house that was listed on the National Register of Historic Places in 1999.  The house was originally built by James F. Daugherty who bought the property from Judge Charles Mason in 1856.  John N. Irwin, who bought the house and raised his family there with his wife Mary, was a five-term mayor of Keokuk who went on to serve as the territorial governor of the Idaho Territory and the Arizona Territory.  He also served as the US minister to Portugal. The Gen. Samuel R. Curtis House in Keokuk, Iowa, United States is a Greek Revival structure that was listed on the National Register of Historic Places in 1998.  Samuel R. Curtis was an engineer, congressman and served as mayor of Keokuk in the 1850s.  He was the hero of the Battle of Pea Ridge during the American Civil War.  He was the first Major General from Iowa during the war. The Territory of Idaho was an organized incorporated territory of the United States that existed from March 3, 1863, until July 3, 1890, when the final extent of the territory was admitted to the Union as Idaho. John Nichol Irwin (December 25, 1844 – December 22, 1905) was an American businessman, politician and diplomat.  Among the positions he held were Mayor of Keokuk, Iowa, Governor of Idaho Territory, Governor of Arizona Territory, and U.S. Minister to Portugal. The John N. and Mary McQuilken House, also known as the Emelia J. Schleeser House and the Joan E. Schreiber House, is a historic building located in La Porte City, Iowa, United States.  McQuilken was a meat and poultry merchant, and then an insurance salesman.  He and his wife Mary had no children.  Built from 1900 to 1901, the house's architect and builder are unknown.  It features Colonial Revival influences in its complex gambrel roof system and inset porch.  Around 1960 the second floor was converted into an apartment.  A renovation in the mid-1980s returned the house as much as possible to its original form.  It was listed on the National Register of Historic Places in 1994. The Park Place-Grand Avenue Residential District is located in Keokuk, Iowa, United States.  The historic district was listed on the National Register of Historic Places in 2002.  The area was where successful Keokuk businessmen built their homes.  Then as now it has been known as the “best place to live in Keokuk.”  Houses were built in the district as early as 1856, but most were built in the first 30 years of the 20th century. The Edmund and Mary Ann Walworth Booth House is a historic building located in Anamosa, Iowa, United States.  Raised in Longmeadow, Massachusetts, Edmund Booth contracted meningitis at age four and lost part of his hearing.  By the time he was eight he was totally deaf.  His wife Mary Ann was born in Connecticut and she was also four when she contracted meningitis, but lost all of her hearing at that time.  Booth became an early educator for the deaf, and his wife was one of his pupils.  They both relocated separately to Iowa in 1839, and married the following year.  After spending five years in the California gold fields while his family remained in Iowa, Booth returned to Iowa and resumed farming.  He was instrumental in establishing the Iowa School for the Deaf in 1855, and the Iowa Association of the Deaf in 1881.  He became the association's president in 1884.  Booth had a thirty-year career as the publisher and editor of the "Anamosa Eureka".  The Booth's had this brick Italianate house built in 1870.  They lived here until Mary Ann died in 1898 and Edmund in 1905.  It was listed on the National Register of Historic Places in 2001.
Answer: United States