Chief US river Crossword Clue

The crossword clue "Chief US river" with the answer "MISSISSIPPI" refers to one of the most prominent rivers in the United States.

The Mississippi River is known for its significant length and historical importance as a major waterway for trade and transportation. It flows through several states and has played a crucial role in American history, making it a fitting answer for a clue describing a "chief" river.

The crossword clue "Chief US river" with the answer "MISSOURI" refers to another major river in the United States, which is the longest tributary of the Mississippi River.

The Missouri River has significant historical importance, especially in the exploration of the American West. 

The crossword clue "Chief US river" with the answer "OHIO" refers to the Ohio River, which is an important tributary of the Mississippi River.

The Ohio River has historically served as a key transportation route and has significant economic and cultural importance in the region. However, it is generally not referred to as the "chief" river compared to the Mississippi and Missouri.

The crossword clue "Chief US river" with the answer "COLUMBIA" refers to the Columbia River, which flows through the Pacific Northwest.

While it is a major river and significant for its role in trade and ecology, it does not have the same historical or cultural prominence as the Mississippi or Missouri rivers. Therefore, while it is important, it is less commonly associated with the title of "chief" U.S. river.