"O Canada" (FrenchÔ Canada) is the national anthem of Canada. The song was originally commissioned by Lieutenant Governor of Quebec Théodore Robitaille for the 1880 Saint-Jean-Baptiste Day ceremony; Calixa Lavallée composed the music, after which French-language words were written by the poet and judge Sir Adolphe-Basile Routhier.

 

The national anthem of Saint-Pierre and Miquelon is considered to be "La Marseillaise," the French national anthem, as it is a French overseas collectivity and does not have a separate official anthem of its own.

 

"The Star-Spangled Banner" is the national anthem of the United States. The lyrics come from the "Defence of Fort M'Henry",poem written by American lawyer Francis Scott Key on September 14, 1814, after he witnessed the bombardment of Fort McHenry by the British Royal Navy during the Battle of Baltimore in the War of 1812. Key was inspired by the large U.S. flag, with 15 stars and 15 stripes, known as the Star-Spangled Banner, flying triumphantly above the fort after the battle.

Key points: No dedicated anthem: Saint-Pierre and Miquelon does not have a locally recognized or official anthem separate from the French national anthem. The anthem used in Saint-Pierre and Miquelon is "La Marseillaise". 

O Canadanational anthem of Canada. It was proclaimed the official national anthem on July 1, 1980. “God Save the King” remains the royal anthem of Canada.

"The Star-Spangled Banner" was first recognized for official use by the United States Navy in 1889. On March 3, 1931, the U.S. Congress passed a joint resolution (46 Stat. 1508) making the song the official national anthem of the United States, which President Herbert Hoover signed into law. The resolution is now codified at 36 U.S.C. § 301(a).