What do the people on JQK on playing cards stand for, and what kind of story does everyone have?

Analysis:

J, Q and K in playing cards are abbreviations of attendants, queens and kings in English, and 12 headcards respectively represent a certain figure in history:

Spades K is David, the father of Solomon, the king of Israel in the 10 century BC. He plays the harp very well and writes many hymns in the Bible, so the picture of spades K often has the pattern of the harp.

K of hearts is King Charles I Frank. His name is scharmann, and he is the only one of the four trump cards who doesn't need a king.

King Caesar, the king of the Roman Empire, a famous soldier and politician, is the only silhouette among the trump cards of the Four Kingdoms.

K of clubs is Alexander, the first Macedonian king to conquer the world. He always wears jewels with crosses on his clothes.

Q of spades, Greek wisdom and Sivir pallas Acina are the only queen with weapons among the four queen cards.

Q of hearts and Q of diamonds are Jules and Queen Raquel respectively.

The name of plum blossom Q is Akini, which comes from the word "Regina". She holds a wild rose in her hand, indicating that the Lancaster royal family symbolized by the red wild rose and the York royal family symbolized by the white wild rose finally reconciled after wars of the roses, and tied the wild roses of both sides together.

The J of spades and the J of diamonds are Hokkala and Roland, the attendants of Charles I, respectively.

J of hearts is Lahaiya, Charles VII's attendant.

J of clubs is Lancelot, a famous knight in King Arthur's story.