The system of making the loser of the presidential election vice president was ended because

The system of making the loser of the presidential election vice president was ended because: the two leaders might be political enemies.

Explanation:

In 1804 the 12th Amendment to the Constitution was ratified so that the position of vice president of the United States stop going to the runner-up in the presidential election and become a separately elected office.

Such an amendment was proposed after the 1796 election which resulted in a president (John Adams) and vice president (Thomas Jefferson) who belonged to opposing parties.

workers of lowell mills were greatly benefited for the waltham type of work which was more a paternalist kind, trying to protect the integrity of this little girls coming from small farmers and providing an adequate place of work, this in an effort to avoid the issues of bad place conditions and immorality that the people in bigger industrialized cities of great britain were experimenting.

abraham lincoln