Possible blundering scenario during parallel approach of aircraft

On Chess: Stereotypes and blundering badly

The causes of the Civil War;: Institutional failure or human blunder? (American problem studies): Hans L. Trefousse: 9780030833762: : Books

Slavery Was the 'Good Faith' Disagreement Behind the Civil War

Generation of Giants: The Story of the Jesuits in China in the last Decades of the Ming Dynasty by George H. Dunne (1962-04-30)

Origins of the American Civil War - Wikipedia

John Kelly is wrong: Slavery, not lack of compromise, caused the Civil War - The Washington Post

A year of blundering in the dark –

Strategies for Coping with the Social Issue - Integrating the Life of the Mind - The University of Chicago Library

Generation Of Giants: The Story Of The Jesuits In China In The Last Decades Of The Ming Dynasty

Why couldn't the Civil War have been worked out? Some smart people take the question seriously. - Vox