Were the groups that sued the federal government to change the timber harvesting policies trying to conserve or preserve natural resources?

They were trying to conserve the timber.

Explanation:

Conserve means to protect something environmentally while preserve is just keeping something in its original state.

the answer is the government.

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.