# Name Years Size # Links
All since 1970 7.7% 6
IE since 2012 1.5% 2
BP since 2018 31.6% 5
BNP since 1999 1.9% 17
CUK since 2019 3.4% 3
CPGB 1920–1991 0.4% 4
Con since 1834 55.0% 48
CP 1846–1859 5.0% 1
C 1922–1924 1.1% 2
CoPA since 1917 3.8% 3
DUP since 1974 0.9% 16
ED since 2002 1.8% 4
GPNI since 1983 1.0% 3
GP since 1990 3.8% 23
HRL 1873–1882 4.6% 2
ILP 1945–1945 0.6% 3
IN since 1945 12.8% 2
INP 1870–1918 4.7% 5
Lab since 1900 48.8% 46
LD since 1988 23.0% 35
Lib 1859–1988 36.1% 19
LUP 1886–1912 12.5% 7
NDLP 1916–1922 1.4% 3
NF 1974–1979 0.6% 4
N 1945–1951 2.2% 2
NLO 1931–1947 1.6% 5
NLP 1931–1968 10.2% 9
NLPLG 1918–1926 20.0% 5
NOEU since 2009 1.0% 2
NIWC 1996–2006 1.6% 3
Plaid since 1925 0.7% 26
EuCon 1999–1999 1.3% 2
RP 1994–1997 2.6% 4
RA 1830–1848 6.4% 1
RA 1830–1848 3.3% 2
R 2004–2005 1.5% 3
SGP since 1990 8.1% 5
SNP since 1934 4.7% 32
SF since 1905 4.6% 16
SDLP since 1974 0.6% 16
SDP 1981–1988 11.6% 8
SLP since 1996 1.1% 2
UKUP 1995–2008 0.2% 2
UUP since 1905 0.8% 12
UKIP since 1993 12.7% 30
UUUC 1974–1974 1.4% 2
W 1678–1859 67.0% 2
PO since 1970 5.0% 2
ally 4
tech 0
perc 10
unknown 1
indep 4
etc 9

Datasets

  • Manifesto Project
  • ·
  • ParlGov
  • ·
  • Wikipedia
  • ·
  • CHES
  • ·
  • CLEA
  • ·
  • EJPR PDY
  • ·
  • CHISOLS
  • ·
  • DPI
  • ·
  • ESS prtc*
  • ·
  • ESS prtv*
  • ·
  • Huber / Inglehart (1995)
  • ·
  • Kitschelt (2013)
  • ·
  • PolCon
  • ·
  • PPMD (2006)
  • ·
  • World Values Survey
  • ·
  • CCS
  • ·
  • CSES
  • ·
  • EPAC (2018)
  • ·
  • EP roll call votes
  • ·
  • ERDDA (2013)
  • ·
  • euandi (GPS)
  • ·
  • Global Elections DB
  • ·
  • IPOD
  • ·
  • Janda (1980)
  • ·
  • Jennings / Wlezien
  • ·
  • KUREP (2012)
  • ·
  • Laver / Hunt
  • ·
  • Mackie / Rose (1991)
  • ·
  • MAPP
  • ·
  • Mudde (2007)
  • ·
  • ParlSpeech
  • ·
  • PIP
  • ·
  • POPPA
  • ·
  • PPDB (2017)
  • ·
  • Ray (1999)
  • ·
  • TAP
  • ·
  • The PopuList
  • ·
  • EES 2014
  • ·
  • Thomas (1975)