What do we call one "who do England's message" at Washington?

Is this Marmion's personal pride or pride of country (patriotism)? Read the lines in which Marmion's personal pride shows itself in resentment of Douglas's insults.

What does Douglas forget when he threatens Marmion? Line 69.

Which man appears to greater advantage in this scene?

"train"--procession.

"'plain"--complain.

"Tantal'lon"--Douglas's castle.

"warder"--guard.

"peer"--equal.

"peer"--a nobleman.