Americans, who were influenced by Whig thought, feared centralized power. The Constitution was written and opposed by people who followed Whig thought. The Constitution reflects the thought of decentralized power, but yet some Whigs who were Anti-Federalists opposed it.
The constitution reflects the Whigs thought that a centralized government is dangerous. One way that the Constitution reflects the conservative thought is that it lends powers to both the national and state government. The national government is given more power than it had prior to the document, like coining money and taxing, but the state government was solely in control of things like taxing