A union of the League with the less bigoted Catholics of France, formed in 1588 on the virtual acceptance by Henri III of the League formulas.

Union Cellar.

An underground cellar in the High Street, Edinburgh, where the principal supporters of the union with England held secret meetings, the feeling against the union being so strong that they dared not meet openly.

Union de la France Chrétienne.

A union formed in 1891 to hinder the movement for adhesion to the Republic on the part of the Catholic party. Its leaders were M. de Chesnelong, the Comte de Mun, and the Baron de Mackau.

Union of Calmar.

By this instrument, promulgated in 1397 by Margaret of Denmark, the three northern kingdoms of Norway, Sweden and Denmark were united into one monarchy. It was renounced by Sweden in 1523.

Union Jack.

The union flag, when hoisted at the jackstaff of a man-of-war, is so called. The union flag is composed of the red cross of St. George on a white ground (England), the white saltire of St. Andrew on a blue ground (Scotland), and the red saltire of St. Patrick on a white ground (Ireland).

Union with Ireland.