On 03 Feb 1388 the Merciless Parliament commenced. It ended on 04 Jun 1388. Its primary function was to prosecute members of the Court of King Richard II of England (age 21). The term "Merciless" is contemporary having been coined by the chronicler Henry Knighton.

Michael de la Pole 1st Earl Suffolk (age 58) was sentenced to be hanged, drawn and quartered in his absence. He had escaped to France.

Archbishop Alexander Neville (age 47) was found guilty of treason and it was determined to imprison him for life in Rochester Castle, Kent [Map]. He fled to Louvain [Map] where he became a parish priest for the remainder of his life.

On 19 Feb 1388 Robert Tresilian was hanged naked and his throat cut. See Chronicle of Adam of Usk.

On 25 Mar 1388 Nicholas Brembre was hanged. He was buried at Christ Church Greyfriars [Map].

On 05 May 1388 Simon Burley (age 48) was executed despite the protestations of his friend Edmund of Langley 1st Duke York (age 46). See Chronicle of Adam of Usk.

On 12 May 1388 John Beauchamp 1st Baron Beauchamp (age 69) was beheaded at Tower Hill [Map]. He was buried at Worcester Cathedral [Map]. Baron Beauchamp of Kidderminster forfeit.

Robert de Vere 1st Duke Ireland (age 26) was attainted.