what was the fundamental question addressed in each of the congressional acts

should the u.s expand westward?
should the states be allowed to nullify federal laws?
should slave labor be allowed in new states?
should states be able to secede for the union?

The fundamental questions addressed in each of the congressional acts mentioned are as follows:

1. Should the U.S expand westward? - This question was addressed in acts such as the Louisiana Purchase and the Oregon Treaty, which focused on the acquisition of land and determining the extent of U.S territory.

2. Should the states be allowed to nullify federal laws? - This question was addressed in the Nullification Crisis, in which southern states argued that they had the right to nullify federal laws they deemed unconstitutional.

3. Should slave labor be allowed in new states? - This question was addressed in the Missouri Compromise and the Kansas-Nebraska Act, which dealt with the issue of slavery in new territories and states.

4. Should states be able to secede from the union? - This question was addressed during the Civil War, when southern states attempted to secede from the United States, leading to the passage of the Reconstruction Acts aimed at reuniting the nation.