Democratic Unionist Party was created on 1971-09-30.
Unionist Democratic Union was created on 1988-11-26.
The Democratic or Unionist Party.
Protestant Unionist Party was created in 1966.
Liberal Unionist Party was created in 1886.
UK Unionist Party was created in 1995.
Progressive Unionist Party was created in 1979.
United Ulster Unionist Party was created in 1975.
Unionist Party - South Africa - was created in 1910.
Ulster Popular Unionist Party was created in 1980.
Ulster Unionist Coalition Party was created in 2007.
National Progressive Unionist Party was created in 1977.
Unionist Party of Northern Ireland was created in 1974-09.