49:06duration 49 minutes 6 seconds
The United States Presidency-20240920 1901-1
32:02duration 32 minutes 2 seconds
THOMAS JEFFERSON AND THE DECLARATION OF…
THOMAS JEFFERSON AND THE DECLARATION OF INDEPENDENCE
29:29duration 29 minutes 29 seconds
BATTLE OF HELENA
14:39duration 14 minutes 39 seconds
AFRICAN SLAVERY AND THE WESTERN HEMISPHERE
09:53duration 9 minutes 53 seconds
BROWN V. BOARD OF EDUCATION (1954)
59:33duration 59 minutes 33 seconds
ARKANSAS' PRELUDE TO CIVIL WAR