As a progressive president, theodore roosevelt:
1. demanded less economic regulation.
2. established the federal reserve system.
3. supported the interests of big business.
4. dismantled the interstate commerce commission.
5. supported the conservation movement.

radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.

the communist manifesto is an 1848 political pamphlet by the german near the end of the manifesto, the authors call for a "forcible overthrow of all existing social conditions",  ..

protected civil liberties and outlawed slavery in the new territories.