Why did some federalists oppose adding a bill of rights to the constitution?

the states' already protected citizens' rights

Explanation:

personal guarantees and freedoms that the government cannot abridge (curtail) by law, constitution or judicial interpretation.

Bill of right gurantees the following

Guarantees the freedom of religion, speech, press, assembly and the right to petition government. ... Guarantees the right to a speedy, impartial public trial in criminal cases with counsel and the right to cross examine. 7th Amendment. Guarantees the right to jury trial in civil suits involving $20.00 or more.

b. germany and italy

copernicus finished the first manuscript of his book, "de revolutionibus orbium coelestium" ("on the revolutions of the heavenly spheres") in 1532. in it, copernicus established that the planets orbited the sun rather than the earth. he laid out his model of the solar system and the path of the planets.