There is no absolute standard and what will be regarded as a major river in a small country (eg the Thames in England) would be almost insignificant on a continent. Thus a river is regarded as major either because of its size (length, width or volume of water) or its importance to a country (say for navigation).
Niger river
Chang jiang
The Meuse River is the major river of Belgium.
A major river in Louisiana is the Mississippi River.
botswana's major river is the Limpopo river
It makes a major contribution to the Arizona water supply. and it flows through Niagara falls
The major river in North America is the Mississippi River.
Major rivers of China are Huange He river and the yellow river.
the major river that is near Friendly is the Ohio river
The major river from Kentucky to Louisianna is the Mississippi River.
Some of the major rivers in the country of Spain are Ebro River, Tajor River, and the Duero River. The Guadalquivir River is another major river in Spain.
The Magdalena River is 949 miles long and the major river in Colombia.