Donald Kagan discusses why wars happen, from antiquity to the present day.

00:15 - 23:20

Why did Britain appease Germany in the 1930s? Are we making the same mistake today?

23:20 - 38:50

Donald Kagan explains how he became a historian and his teaching career at Yale.

38:50 - 1:04:14

Kristol and Kagan consider the state of history and other liberal arts in America today.

1:04:14 - 1:20:24