Why did the soldiers find it difficult to go forward red badge of courage?

In "The Red Badge of Courage," soldiers, particularly the protagonist Henry Fleming, struggle to move forward due to intense fear and uncertainty about their courage and mortality in battle. The chaos of war, combined with the pressure to conform to societal expectations of bravery, creates an internal conflict that paralyzes them. Additionally, the harsh realities of combat challenge their romantic notions of heroism, leading to doubt and hesitation in their actions. This psychological turmoil makes it difficult for them to advance.