Page "Michael An Gof" Paragraph 3

The rebels marched on London to protest at King Henry VII's levying a tax to pay for an invasion of Scotland in retaliation for the Scots ' support for the pretender Perkin Warbeck.

The Cornish believed that this was a northern affair and had nothing to do with them ; they also believed that the tax was the work of the King's corrupt counsellors and marched to London to bring this to the King's attention.