Cajuns are an ethnic group

Ethnic group

An ethnic group is a group of people whose members identify with each other, through a common heritage, often consisting of a common language, a common culture and/or an ideology that stresses common ancestry or endogamy...

 mainly living in the U.S. state of Louisiana

Louisiana

Louisiana is a state located in the southern region of the United States of America. Its capital is Baton Rouge and largest city is New Orleans. Louisiana is the only state in the U.S. with political subdivisions termed parishes, which are local governments equivalent to counties...

, consisting of the descendants of Acadian exiles (French

French language

French is a Romance language spoken as a first language in France, the Romandy region in Switzerland, Wallonia and Brussels in Belgium, Monaco, the regions of Quebec and Acadia in Canada, and by various communities elsewhere. Second-language speakers of French are distributed throughout many parts...

-speakers from Acadia

Acadia

Acadia was the name given to lands in a portion of the French colonial empire of New France, in northeastern North America that included parts of eastern Quebec, the Maritime provinces, and modern-day Maine. At the end of the 16th century, France claimed territory stretching as far south as...

 in what are now the Canadian Maritimes). Today, the Cajuns make up a significant portion of south Louisiana's population, and have exerted an enormous impact on the state's culture.

While Lower Louisiana had been settled by French colonists since the late 18th century, the Cajuns trace their roots to the influx of Acadian settlers after the Great Expulsion from their homeland during the French and Indian War

French and Indian War

The French and Indian War is the common American name for the war between Great Britain and France in North America from 1754 to 1763. In 1756, the war erupted into the world-wide conflict known as the Seven Years' War and thus came to be regarded as the North American theater of that war...

 (1754 to 1763).