The League of caucuses on Christian Historical foundation in the province of Friesland (in Dutch: Bond van Kiesvereenigingen op Christelijk-Historischen grondslag in de provincie Friesland, informally called Frisian League or Friesche Bond) is a Dutch conservative Reformed political party. The Frisian League is historically linked to the Christian Democratic Appeal, which is currently one of the major parties of the Netherlands.
The Frisian League was founded on 24 March 1898 by the reformed minister Hoedemaker. It was founded as one of several parties that were founded in the 1890s, which all turned again the leadership and ideology of Abraham Kuyper, the leader of the Protestant Anti Revolutionary Party. Kuyper had initiated a new political course for Protestantism in the Netherlands, which included cooperation with the Catholics, in the coalition, strategical support for extension of suffrage a rejection of theocracy in favour of a specific conception of state neutrality, sphere sovereignty and a strong party organization and party discipline. The party also rejected the split of the Reformed Churches in the Netherlands from the Dutch Reformed Church.
The party won one seat (Harlingen) in the 1901 elections, which was taken by the minister Schoking. It held its one seat in the 1905 elections. In 1908 the party merged with the Christian Historical Party to found the Christian Historical Union.