Developing an American Identity, 1800-48 (video) - Good Overview
The link address is: https://www.khanacademy.org/humanities/ap-us-history/period-4/apush-age-of-jackson/v/developing-an-american-identity-1800-1848
The link address is: https://www.khanacademy.org/humanities/ap-us-history/period-4/apush-age-of-jackson/v/developing-an-american-identity-1800-1848