Answer:
What word starts with 'E', ends with 'E', but only has one letter? It is not the letter 'E'.
A red drum which sounds without being touched, and grows silent, when it is touched.
Runs smoother than any rhyme, loves to fall but cannot climb.
Vikings use this for warmth.
I drive men mad for love of me. Easily beaten, never free.
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.