How does Shakespeare present issues about war and kingship in Henry V?

Henry V was written in the year 1590 by William Shakespeare and it was regarded as a great patriotic play. However in our modern society there are perhaps ironic attitudes in Shakespeare's presentation of the hero. I will be discussing the play and two films made about the play to determine the different attitudes to war and kingship throughout time.
The play is introduced by the chorus, who’s speeches open each of the five acts in the play. It describes to us that the play is about grand battles and fighting kings so this plays with our imagination, making the play seem reality. The chorus is perhaps used in the first act as a means to apologise for what follows.
“O for a muse of fire,that would ascend
The brightest heaven of invention,
A kingdom for a stage, princes to act,
And monarchs to behold the swelling scene.”
(1.1 1-4)
The invocation of the muse brings to my mind ancient epics of war.
In this speech Shakespeare uses sli...