A struggle between opposing forces in a story or play is

A struggle between opposing forces in a story or play is known as conflict. Conflict refers to the central problem or issue that characters in a story or play must face and resolve. It is the source of tension and drama in the plot and can arise from various sources, such as external circumstances or internal emotions and desires of the characters. Conflict can be resolved in different ways, leading to various outcomes, such as a happy ending or a tragic conclusion.