What is a lopsided victory in an election called?

A "long" one is 2,240 pounds, and a "short" one is 2,000. What is it? At how many rpm does a long-playing record spin? A long siege at which military base in 1954 marked the end of French power in Indochina? A long-whiskered owlet is so rare it has its own genus, Xenoglaux, meaning which kind of owl? Walt Whitman sounded his "barbaric" what "over the roofs of the world"? Which word means both a loud resonant sound and a time of prosperity? Which Louisiana university, founded in 1901, became a famous HBCU football power? King Albert II reigned over which Low Country from 1993 to 2013?