Question

Who is Mr. John? What was his purpose of visit to America?​

Answer 1

Answer:

Explanation:

Muir's advocacy helped create several national parks, including Sequoia (1890), Mount Rainier (1899) and Grand Canyon (1908). He wrote “only Uncle Sam” could save our country's land for future generations to enjoy, an idea that led to the creation of the National Park Service in 1916.