Everyone knows the power of well chosen words and the impact of powerful political speeches can be seen even now. Throughout history public speaking has inspired people like nothing else and great public speakers have managed to leave their mark behind with their oratory skills. On various occasions, people have also managed to change the course of history itself simply using the power of words. When this happens, the speeches that those people deliver become unforgettable along with the speakers themselves. Over the course of time those speeches have either become songs or poems, or have been turned into inspirational stories. Politics has always been an arena for public speaking and it is here that many great public speakers have managed to shake the entire world with words alone. Let us look at some of the most powerful political speeches ever delivered.