The North Atlantic Treaty Organization, known as NATO, is a mutual-defense alliance that was established after World War II, in 1949, by the United States, Canada and 10 European countries.

THE WEEK’S MOST POPULAR SONGS RANKED BY COUNTRY RADIO AIRPLAY AUDIENCE IMPRESSIONS, AS MEASURED BY MEDIABASE AND PROVIDED BY LUMINATE. Jelly Roll Last week Weeks at no. 1 Weeks on chart J.B ...