Why was the united states at the forefront in negotiating many of the international treaties of the 1920s? the u. s. was regarded as a fair and neutral nation. americans really believed that they could outlaw war. the u. s., as the world's richest nation, was vital to any international agreements. presidents harding and coolidge had a plan to bring the united states into the league of nations.

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.