To the Missouri Compromise much time and careful explanation should be given. Touch upon the economic side of slavery, and explain how the continued supremacy of the slave power was threatened.
The Monroe Doctrine is another difficult topic; but it can be explained by recent history.
The election of 1824 can be carefully employed to elucidate the mode of electing President, and the struggle over the tariffs can be illustrated by recent tariff contests.
[Illustration: FLAG ADOPTED IN 1818. A star for each state and a stripe for each of the original states.]
UNITED STATES IN 1830.