What role did American government play in setting environmental policies during the 1970s

In December 1970, environmentalists achieved a major goal with the establishment of the U.S. Environmental Protection Agency (EPA) through an executive order signed by then-president Richard Nixon. The creation of the EPA brought together several federal programs charged with protecting the environment into a single government agency. The EPA was founded with the goal of protecting human health and the environment by enforcing regulations passed by Congress. so this is the answer

Explanation:

the revolution instituted a short-lived roman republic.