To dream of a political party suggests that you need to stand up and defend your beliefs. Be prepared for any dissent and backlash.
To see a rat in your dream signifies feelings of doubts, greed, guilt, unworthiness and envy. You are keeping something to yourself that is eating you up inside. Or you have done something that you are not proud of. Alternatively, a rat denotes repulsion, decay, dirtiness, and even death. The dream may also be a pun on someone who is a rat. Are you feeling betrayed?
In particular, to see a black rat represents deceit and covert activities. If you see a white rat in your dream, then it means that you will receive help from an unexpected source.
To dream that a rat is biting your feet is analogous to the rat race that you are experiencing in your waking life.
To dream that you catch a rat with your bare hands indicates that you are not letting greed, jealousy, betrayal or some other negativity get the best of you.
To dream that you are in or join a fraternity symbolizes brotherhood, camaraderie and/or personal growth. If you are in a fraternity in your waking life, then the dream may just be a reflection of the waking relationship and bear no special significance.
To see fraternity members in your dream may be a metaphor that you need to be more open or friendly.