We consider them a symbol of American manifest destiny, yet we share them politely with Canada.

NPR: Excerpt: 'Inventing Niagara'

"I am very sorry that you traveled all this way, but you have to leave, " their hooded leader explained politely, yet firmly, in fluent English.

CNN: Rebels in northern Syria pin hopes on airbase's downfall

Her narrow and politely accepted victory may yet prove the easiest part of Miss Cantwell's new life.

ECONOMIST: The Senate