There were many reasons. For starters, it involved getting rid of a large number of Native Americans, and while some supported this, others opposed it as they were peaceful. Another thing was that this meant the introduction of new states and it deepened the division based on whether the states should be slave states or non-slave states. Also they involved war with Mexico and some wanted this and some didn't.
The answer is gonna be (D) Tyrant
Answer:
The duties of the legislature include consideration of proposed laws and resolutions, consideration of proposed constitutional amendments for submission to the voters, and appropriation of all funds for the operation of state government.
Helped make them a stronger nation but also a bigger target, the more countries you control, the tastier you look for a bigger country to take you out and take your puppeted countries.