Henry V.in 1414 granted the request that "nothing should be enacted to the petition of the Commons contrary to their asking, whereby they should be bound without their assent"; and from that time it became customary for bills to be sent up to the Crown instead of petitions, leaving the King the alternative of assent or reaction.
THE NOBILITY PREDOMINANT IN PARLIAMENT In the fourteenth and fifteenth centuries, the power of Parliament was strong enough to force the abdication of two kings--Edward II.

and Richard II .-- but not strong enough to free the land of the turbulent authority of the nobles.

This authority went down in the struggles of the Lancastrians and Yorkists.
"The bloody faction fights known as the Wars of the Roses brought the Plantagenet dynasty to a close, weeded out the older nobility, and cleared the way for a new form of monarchy."[23] "The high nobility killed itself out.

The great barons who adhered to the 'Red Rose' or the 'White Rose,' or who fluctuated from one to the other, became poorer, fewer, and less potent every year.

When the great struggle ended at Bosworth, a large part of the greatest combatants were gone.