What do you know about the Popish plot?

The Popish Plot was a fictitious conspiracy dreamed up by by Titus Oates: It revolves around the idea  1678 - 1681 there was anti-Catholic hysteria in the Kingdoms of England and Scotland. You can read about the connection at the link below:

http://www.bachelorandmaster.com/britishandamericanpoetry/absalom-and-achitophel.html#.VX-wmhYmzww