What clues from John C. Calhoun’s speech suggest that the sectionalist debate in the Senate was quite bitter at times? He states that institutions in the slaveholding states are hurting the Union. He claims that foreign nations will become hostile towards the US. He claims that free states will eventually become hateful, deadly, and hostile towards slave states.

He claims that free states will eventually become hateful, deadly, and hostile towards slave states.

Explanation:

John C. Calhoun´s last speech to the Senate was during the debate about the Compromise of 1850.  

Calhoun opposed the admission of California as a free state, warning about the North´s unfair exclusion of the South from new territories pushing the South to secede, by highlighting the growing hostility.

united states reinforcements contributed greatly to three allied victories in france at: cantigny (first major american battle), argonne (the largest in the united states military history, involving 1.2 million american soldiers), and château-thierry (one of the first actions under general pershing).

which statement best describes the relationship between the fourteenth amendment and the african american civil rights movement?