Southern congressmen opposed James Tallmadge’s proposed
amendments to the Missouri statehood bill in 1819 because the amendments would
have made Missouri a free state. This made the amendments controversial and a
threat to sectional political harmony which was essential to achieve consensus.
He attacked on Christmas. Puritans in the New World did not celebrate Christmas, but the Hessians (German mercenaries used by the British) certainly did. So the Americans launched a surprise attack on the Germans who were...ahem...celebrating, to put it mildly
He followed the advice of Arius Didymus who told him that "Too many Caesars is not good". (no joke I swear he actually said that) Hope this helps ;)
Most European countries were angered with the Monroe Doctrine the United States implemented especially the countries and empires part of the Holy Alliance after the Napoleonic war. But due to insufficient power and naval forces to implement the doctrine most countries disregard the threat.
Answer:
Creating local government