How does this embroidery reinforce the view of Norman supremacy over the Saxons?

Question

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The image shows the Normans on horseback advancing aggressively at huddled Saxon foot soldiers, which reinforces the view of Norman supremacy and military dominance over the Saxons. Their superiority and control is emphasized through their ability to ride horses, which the Saxons did not commonly use in battle. This depiction also reinforces the idea of the Normans as conquerors and the Saxons as a defeated and subjugated people.

How Does This Embroidery Reinforce the View of Norman Supremacy