Flags of various NATO member countries. Flag of NATO. Film 'The Atlantic Community' introduces the United States as a NATO member. American landscape views. American men,women and children walk to church. Memorial marking first settlements in America. Back Bay neighborhood along bank of Charles River in Boston. Side and front view of Old State House in Boston. Pedestrians and traffic with 1940s automobiles on busy streets of Boston. Exterior view of Faneuil Hall and flower market in Boston. Civilians walk in street and cars drive by. Sweeping views of Harvard University campus buildings. View of New York city. Empire State building. Manhattan Island New York City as seen from the water. Tall buildings and skyscrapers of Manhattan. Upward panning view from ground to top of Empire State Building in 1949. Busy street in New York city. American people at work including a man operating precision manufacturing equipment, a woman typing on a typewriter, and a man carpenter sawing wood. A seamstress sews clothing, an executive on the telephone in an office, factory workers at work; bricklayers working; women examine clothing designs, draftsmen at work on drawing plans. View inside a locomotive of the engineer operating a train at high speed. View from exterior of passenger train as it approaches and passes by. Aerial views of farmland and hay in fields under a dusk sky. Elevated view of American industrial factories and smoke pouring from chimney stack pipes. Cowboys with herd of cows at the foothills of Rocky mountains. American dam on a massive lake. View of the Mormon Salt Lake Temple in Salt Lake City, Utah. The Mormon temple from a distant elevated position with mountains in background, and then a street level view of Salt Lake Temple with statue of Brigham Young in foreground and 1940s vehicles. Aerial view of Lockheed Constellation aircraft in flight. American landscape views. Mountains and oceans. Golden Gate Bridge. Niagara Falls view. Fort Montgomery. The Rainbow Bridge from U.S. to Canada.
Horse Rodeo event in Calgary, Canada. The spectators seated in a stand. A cowboy on a horseback. The cowboy falls from the horseback. A man opens a gate. Another cowboy on the horseback. The cowboy falls from the horseback. The spectators in the stand watch him riding. They cheer. A cowboy on a bull. The cowboy riding the bull. He falls on the ground while riding. The cowboys one after the other come out from the gate at the arena. They ride and fall from the back of the bull.
A snowmobile is demonstrated in Northern Manitoba, Canada. Men carry items and place them into the snowmobile. The door of the snowmobile is closed and it is driven on snow. The snowmobile goes on a snow covered area. A team of sled dogs in a tandem hitch pull the vehicle in the foreground. Children smile.
People suffer due to various disasters. Destruction in Ecuador due to an earthquake. Rubbled houses, buildings and churches. People clear the rubble and take out the dead bodies. Damage caused to livestock due to blizzard in the western plains. Dead cattle lies in the snow. Aviation disasters at many places. A plane in flight. People gather near a crashed plane. People take the dead bodies of passengers on stretchers. The steamer Noronic destroyed due to fire in Toronto. Wrecked ship. Dead bodies of the passengers lies. People cry to mourn the death of their family members.
Canadian and Newfoundland dignitaries in a meeting regarding confederation of Newfoundland with Canada. Former Prime Minister Mackenzie King is seen. Prime Minister Louis St. Laurent signs the confederation agreement document and gives a brief speech supporting the new relationship. Seated at the head of the Newfoundland delegation is Sir Albert Walsh, later named Lieutenant Governor. Other delegation members include Crosbie, Gruchy, Bradley, Smallwood, Winter. Sound of applause by the audience.
Representatives of various states sign NATO treaty in Washington DC, United States. Belgian Premier Paul Henri Spaak, Lester B Person of Canada, Rasmussen of Denmark, Robert Schuman of France, Bjarni Benidiktsson of Italy, Joseph Bech of Luxembourg, Stikker of Netherlands, Halvard M Lange of Norway, Jose Caeiro De Mata of Portugal, Ernest Bevin of England sign the NATO treaty. President Truman shakes hands with Allen W Brakley. Brakley shakes hands with Dean Acheson. Acheson signs the treaty and delivers a concluding speech.