Question: What is the seat of the county sharing a border with the county where Western Islands is headquartered?

Knowledge 1: Pulaski High School
Pulaski High School is a public high school in Pulaski, Wisconsin, in Brown County, Wisconsin (school district also serves parts of Shawano, Outagamie and Oconto counties), that serves students in grades 9 through 12. Its mascot is the Red Raider. [SEP] Knowledge 2: Jerome Quinn
Born in Green Bay, Wisconsin, Quinn was a realtor and served on the Green Bay Common Council, the Brown County, Wisconsin Board of Supervisors, the local Board of Education, and the Wisconsin State Assembly from 1955 until 1973. He was a Republican. [SEP] Knowledge 3: Western Islands (publisher)
Western Islands is the publishing arm of the John Birch Society; it is located in Appleton, Wisconsin, USA, where the society has its headquarters. [SEP] Knowledge 4: John C. Petersen
John C. Petersen (November 2, 1842 – July 10, 1887) was an American butcher and farmer from Appleton, Wisconsin who served as a member of the Wisconsin State Assembly from Outagamie County. He was elected in 1878 as a Greenbacker, and was re-elected the next year as a "Greenback Democrat" (even though he was opposed by a Democrat).
Knowledge 1: Western Islands (publisher)
Western Islands is the publishing arm of the John Birch Society; it is located in Appleton, Wisconsin, USA, where the society has its headquarters. [SEP] Knowledge 2: John C. Petersen
John C. Petersen (November 2, 1842 – July 10, 1887) was an American butcher and farmer from Appleton, Wisconsin who served as a member of the Wisconsin State Assembly from Outagamie County. He was elected in 1878 as a Greenbacker, and was re-elected the next year as a "Greenback Democrat" (even though he was opposed by a Democrat). [SEP] Knowledge 3: Jerome Quinn
Born in Green Bay, Wisconsin, Quinn was a realtor and served on the Green Bay Common Council, the Brown County, Wisconsin Board of Supervisors, the local Board of Education, and the Wisconsin State Assembly from 1955 until 1973. He was a Republican. [SEP] Knowledge 4: Pulaski High School
Pulaski High School is a public high school in Pulaski, Wisconsin, in Brown County, Wisconsin (school district also serves parts of Shawano, Outagamie and Oconto counties), that serves students in grades 9 through 12. Its mascot is the Red Raider.
Knowledge 1: Pulaski High School
Pulaski High School is a public high school in Pulaski, Wisconsin, in Brown County, Wisconsin (school district also serves parts of Shawano, Outagamie and Oconto counties), that serves students in grades 9 through 12. Its mascot is the Red Raider. [SEP] Knowledge 2: Jerome Quinn
Born in Green Bay, Wisconsin, Quinn was a realtor and served on the Green Bay Common Council, the Brown County, Wisconsin Board of Supervisors, the local Board of Education, and the Wisconsin State Assembly from 1955 until 1973. He was a Republican. [SEP] Knowledge 3: Western Islands (publisher)
Western Islands is the publishing arm of the John Birch Society; it is located in Appleton, Wisconsin, USA, where the society has its headquarters. [SEP] Knowledge 4: Paramun
Paramun () is a village in Tran Municipality, Pernik Province. It is located in western Bulgaria, 66 km from the capital city of Sofia and 14 km from the town of Tran, near the Serbian border. The toponym is of Byzantine Greek origin, from the loanword "paramun" meaning "guard, watch, sentry". It was rendered as παραμονή in Greek and was retained in medieval Serbian as . The name was first mentioned in 1451 and 1453.

Answer: Green Bay