What is the full meaning of Ecowas​

Economic Community of West African States

the words “strangest” and “unusual” suggest that the narrator is about to tell the story of an odd or puzzling group of people.

impartial means: treating all rivals or disputants equally; fair and just.

i would say that impartial is agreeing with something, because impartial means to treat your rivals, arguments, and reasoning equally and fair. so if you rival says something, agreeing on it means you did the impartial.