Are Appleton International Airport and Gerald R. Ford International Airport in the same country?
yes
Title: Gerald R. Ford Freeway
Passage: The Gerald R. Ford Freeway refers to Interstate Highways named for former President Gerald R. Ford in Omaha (where he was born) and Michigan (where he grew up and was a Congressman):
Title: Gerald R. Ford International Airport
Passage: Gerald R. Ford International Airport (IATA: GRR, ICAO: KGRR, FAA LID: GRR) is a commercial airport in Cascade Township approximately 13 mi southeast of Grand Rapids, Michigan.  The facility is owned by the Kent County Board of Commissioners and managed by an independent authority.  The Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2017–2021 categorized it as a small hub primary commercial service facility.
Title: Appleton International Airport
Passage: Appleton International Airport (IATA: ATW, ICAO: KATW, FAA LID: ATW) , formerly "Outagamie County Regional Airport", is an airport located in Outagamie County, Wisconsin, United States, just west of Appleton in the town of Greenville.  It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2017–2021, in which it is categorized as a non-hub primary commercial service facility.  It is the fourth-busiest commercial airport in Wisconsin in terms of passengers served.  In 2016 the airport contributed $676 million dollars to the Northeastrn Wisconsin economy.
Gerald R. Ford International Airport Appleton International Airport