The Prohibition Party is (it still exists) both a third party and a single-issue party.
A third party.
The Prohibition Party was and is (it still exists) a single issue third political party.
A third party, a single-issue party, and a long-existing party.
It is a single issue political third party.
The Democratic party and the Prohibition party.
Prohibition Party was created in 1869.
The Prohibition Party was, and continues to be, a single-issue political third party.
The Prohibition Party, which still exists in the US, calls for the prohibition of the sale of alcoholic beverages.
Scottish Prohibition Party ended in 1935.
Scottish Prohibition Party was created in 1901.
Third party
The Progressive Party represented prohibition.