Question: In what county is the town of Pembroke, birthplace to Peter Robinson, American lawyer and politician? 

Context paragraphs:
Swan Ponds: Swan Ponds is a historic plantation house located near Morganton, Burke County, North Carolina.  It was built in 1848, and is a two-story, three bay, brick mansion with a low hip roof in the Greek Revival style.  It features a one-story low hip-roof porch with bracketed eaves, a low pedimented central pavilion, and square columns.  Swan Ponds plantation was the home of Waightstill Avery (1741–1821), an early American lawyer and soldier.  His son Isaac Thomas Avery built the present Swan Ponds dwelling.  Swan Ponds was the birthplace of North Carolina politician and lawyer William Waightstill Avery (1816–1864), Clarke Moulton Avery owner of Magnolia Place, and Confederate States Army officer Isaac E. Avery (1828–1863).

Iris Robinson: Iris Robinson (née Collins; born 6 September 1949) is a former Northern Ireland Unionist politician.  She is married to Peter Robinson, who was First Minister of Northern Ireland from 2008 to 2016.

Pembroke, New Hampshire: Pembroke is a town in Merrimack County, New Hampshire, United States.  The population was 7,115 at the 2010 census.  Pembroke includes part of the village of Suncook.  The center of population of New Hampshire is located in Pembroke.

Peter Robinson (lawyer): Peter Robinson (born April 6, 1953) is an American lawyer who has defended political and military leaders at the United Nations International Criminal Tribunals.  His clients include Bosnian Serb President Radovan Karadžić, Rwandan National Assembly President Joseph Nzirorera, Yugoslav Army Chief of Staff Dragoljub Ojdanic, and the lawyer for Liberian President Charles Taylor.

Moses M. Weinstein: Moses M. Weinstein (July 8, 1912 – November 30, 2007 Pembroke Pines, Broward County, Florida) was an American lawyer and politician.

University of North Carolina at Pembroke: The University of North Carolina at Pembroke (UNCP), also known as UNC Pembroke, is a public, co-educational, historically American Indian liberal arts university in the town of Pembroke in Robeson County, North Carolina, United States.  UNC Pembroke is a master's level degree-granting university and one of 17 schools that constitute the University of North Carolina system.

Michael Waller Robinson: Michael Waller Robinson (October 13, 1837 – July 23, 1912) was an American lawyer, educator, and politician from Missouri.  Graduating from Yale University at the age of nineteen, Robinson taught at Baptist State College, where he became college president in 1860.  He attended Harvard Law School then successfully ran for a seat in the Missouri House of Representatives.  After attending the 1864 Democratic National Convention as a delegate, Robinson decided to move to Chicago, Illinois and became a prominent lawyer there.  He served two terms in the Illinois Senate in the 1870s.

Summer Thunder: 'Summer Thunder' is a short story written by American author Stephen King It was first published in "Turn" "Down" "the" "Lights", (a trade hardcover published by Cemetery Dance to celebrate its 25th anniversary), and later collected in King's 2015 short story collection, "The" "Bazaar" "of" "Bad" "Dreams".  The story deals with the end of the end of the world, its main character being Peter Robinson, a survivor.  It is similar to King's novel, "The" "Stand", but it focuses more on Robinson's character and how he deals with it, than how the world actually ended.

Dundonald International Ice Bowl: The Dundonald International Ice Bowl is an ice rink in Dundonald, County Down, Northern Ireland.  It was opened in 1986 by Peter Robinson.

Peter Robinson (speaker): Peter Robinson (November 15, 1791 Pembroke, Merrimack County, New Hampshire – October 9, 1841 Binghamton, Broome County, New York) was an American lawyer and politician.

Supporting paragraphs: Peter Robinson (speaker) Pembroke, New Hampshire
Answer: Merrimack County