Question: Nemo me impune lacessit was the Latin motto of a dynasty known in Gaelic as what ?

Context paragraphs:
De La Salle High School (Concord, California): De La Salle High School is a private Roman Catholic school for boys in Concord, California, United States.  Located in the Roman Catholic Diocese of Oakland, the school was founded in 1965 as a Lasallian institution.  De La Salle currently enrolls 1,039 students, and roughly 99% of each graduating class goes on to attend a university or college.  It is home to the Spartans, and its colors are green and silver.  The school motto is "Les Hommes De Foi", French for "Men Of Faith", which is based on the order's Latin motto "Signum Fidei".  The deans are Joe Aliotti and Bob Guelld.  Joe Grantham is head of admissions, and Leo Lopoz is the director of athletics.

American Embassy School: The American Embassy School (AES), South Delhi, India, is an independent, co-educational day school which offers an educational program from prekindergarten through Grade 12.  The school was founded in 1952.  Its English-language motto is "Enter to Learn, Leave to Serve," while its Latin motto is "Domi ac foris," meaning "At home and abroad."

Ailill mac Fáeláin: Ailill mac Fáeláin was a King of Osraige in the south east of Gaelic Ireland.  Ailill was of a dynasty known as the Dál Birn.  Osraige was located in modern County Kilkenny, Ireland.

Wildernesse School: The Wildernesse School in Sevenoaks, Kent, England was a single sex High School for boys aged eleven to nineteen.  It had Specialist School status for Mathematics and Computing.  Other than the English motto taken from a letter to Sir Philip Sidney from his father, the school had a Latin motto: Non Nobis Solum (English: Not for ourselves alone).

Kara-Khanid Khanate: The Kara-Khanid Khanate (Persian: آل افراسیاب‎ , "Āl-i Afrāsiyāb ", 'House of Afrisyab' ‎ ) was a Turkic dynasty that ruled in Transoxania in Central Asia, ruled by a dynasty known in literature as the Karakhanids (also spelt Qarakhanids) or Ilek Khanids.  Both the dynastic names of Karakhanids and Ilek Khanids refer to royal titles with Kara Kağan being the most important Turkish title up till the end of the dynasty.

House of Stuart: The House of Stuart, originally Stewart and, in Gaelic, Stiùbhart , was a European royal house that originated in Scotland.  The dynasty's patrilineal Breton ancestors had held the office of High Steward of Scotland since the 12th century, after arriving by way of Norman England.  The royal Stewart line was founded by Robert II, and they were Kings and Queens of Scots from the late 14th century until the union with England in 1707.  Mary, Queen of Scots, was brought up in France, where she adopted the French spelling of the name, "Stuart".  Her son, James VI of Scotland, inherited the thrones of England and Ireland upon the death of Elizabeth I in 1603.  Except for the period of the Commonwealth, 1649–1660, the Stuarts were monarchs of the British Isles and its growing empire, until the death of Queen Anne in 1714.

Per Aspera Press: Per Aspera Press is a publisher of speculative fiction based in Seattle, Washington, founded by Karawynn Long and Jak Koke in 2003.  Per Aspera Press takes its name from the Latin motto "ad astra per aspera", which translates as "To the stars through difficulties."  The phrase is also the state motto of Kansas.

St John's College, Hamilton: St John's College is a state-integrated Catholic boys' secondary school in Hamilton, New Zealand with a school roll of 787 as of March 2016.  The school was established by the Marist Order in 1961 from Marist School (now Marian Catholic School).  The school crest features the eagle of St. John the Apostle, with the motto "Caritas Christi Urget Nos" strewn across the bottom, a Latin motto translating loosely into "Christ's love urges us on".  The mission statement for the school is "Preparing Young Men For Life".

Nemo me impune lacessit: Nemo me impune lacessit was the Latin motto of the Royal Stuart dynasty of Scotland from at least the reign of James VI when it appeared on the reverse side of merk coins minted in 1578 and 1580.  It is the adopted motto of the Order of the Thistle and of three Scottish regiments of the British Army.  The motto also appears, in conjunction with the collar of the Order of the Thistle, in later versions of the Royal coat of arms of the Kingdom of Scotland and subsequently in the version of the Royal coat of arms of the United Kingdom used in Scotland.  It means "No one "cuts" (attacks/assails) me with impunity", and has been loosely rendered in Scots as "Wha daur meddle wi me?"  (in Scottish Gaelic "Cha togar m' fhearg gun dìoladh", ] ).  It is also alternatively translated into English as "No one can harm me unpunished".

House of Suhi: The House of Suhi was a dynasty of rulers of Carchemish.  The members of this dynasty are best known to us through Hieroglyphic Luwian sources.  Only one member of the house of Suhi is specifically mentioned in Assyrian sources.  The House of Suhi was followed by a dynasty known as the House of Astiruwa.

Supporting paragraphs: Nemo me impune lacessit House of Stuart
Answer: Stiùbhart