A Tale of a Tub

A Tale of a Tub was the first major work written by Jonathan Swift, composed between 1694 and 1697 and published in 1704. It is arguably his most difficult satire, and perhaps his best.

From Longman Dictionary of Contemporary English Tale of a Tub, AA Tale of a Tub

Tale of a Tub, A a satire by Jonathan Swift about religious extremism. It tells of three brothers, Peter, who represents the Roman Catholic church; Jack, who represents the extreme Protestants, and Martin, who represents the Anglican church.

Parody and Allegory. In addition to the 'digressions' that form a satire on modern learning and print culture, A Tale of a Tub's more obvious satire is that on abuses in religion. The satire works through the allegory of the three brothers: Martin, Peter, and Jack.