On the one hand, they are both grieving over a loved one and it is this grief that propels them on the path to defy their uncles in their respective parts. Antigone has just lost her two brothers, but she has failed to reach closure with Polynieces and so she is still grieving because of him, and this is part of the reason why she defies her uncle, King Creon, by burying him. Hamlet has just lost his father and is still grieving when his mother moves out and marries King Claudius. So when Hamlet saw the ghost, his still grieving heart moved to defy his uncle as well. Another reason they are alike is that they are single minded and do not care about the consequences, especially to those close to them, of their actions. Hamlet was rude to everyone he cared about, especially Ophelia who killed herself partly because he was mean to her, simply because he was upset about the whole situation. Antigone was mean to her sister because she didn't feel as strong as she was about the situation, nor did she think about how defying her uncle would affect her son, her fiancé, which partly led to his suicide. A third reason they are similar is that they both let their spiritual beliefs weigh heavily on their actions. Part of Hamlet's indecision is because he does not know whether Claudius's murder is justified in the eyes of God. Part of the reason Antigone wants Polyniece buried is because