I think it's d. Before he has left Maryland. he learned the blacksmith trade
1] Isolationism - a policy of remaining apart from the affairs or interests of other groups, especially the political affairs of other countries.
Intervention - the action or process of intervening.
Imperialism - a policy of extending a country's power and influence through diplomacy or military force
2] Building the Panama Canal, 1903 - 1914. President Theodore Roosevelt oversaw the realization of a long term US goal - a trans-isthmian canal. Throughout the 1800s, American and British leaders and businessmen wanted to ship goods quickly and cheaply between the Atlantic and Pacific coasts.
He doesn’t record who works for him. No names or dates
He has been on the frontlines of many environmental battles in the state ever since. This has included halting the development of factory farm operations in the state, tackling marine and air pollution, and preventing acres of vital coastal land being destroyed by commercial interests. His work has earned him a huge array of awards over the years, including the Order of Palmetto, South Carolina’s highest honor.