South Dakota (USA) is 2.7 times larger than New Brunswick (Canada).
New Brunswick is one of Canada's three Maritime provinces and is the only province in the Canadian federation that is constitutionally bilingual. It was created as a result of the partitioning of the British Colony of Nova Scotia in 1784. Wikipedia
South Dakota is a state located in the Midwestern region of the United States. It is named after the Lakota and Dakota Sioux Native American tribes. South Dakota is the 17th most extensive, but the 5th least populous and the 5th least densely populated of the 50 United States. Wikipedia